jcrxy - 2007/7/15 10:30:00
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土工类º]ÁÞY¶D
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一、填空题º]ÁÞY¶D
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1.(º]ÁÞY¶D
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烘干法º]ÁÞY¶D
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)是测定土的含水量的标准方法,对于细粒土时间º]ÁÞY¶D
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不得少于( 8º]ÁÞY¶D
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)小时,对于砂类土不得少于(º]ÁÞY¶D
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6º]ÁÞY¶D
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)小时,对含有机质超过5%的T土,应将温度º]ÁÞY¶D
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控制在( 65-70℃)的恒温下。º]ÁÞY¶D
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2.土的不均匀系数Cu反映(土粒分布范围)。曲率系数Cc则描述了(土粒分布形状º]ÁÞY¶D
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)º]ÁÞY¶D
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3.土由以下三部分组成(º]ÁÞY¶D
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固相º]ÁÞY¶D
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)、(º]ÁÞY¶D
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液相º]ÁÞY¶D
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)和(气相º]ÁÞY¶D
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)。º]ÁÞY¶D
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4.测定土密度的常用方法有º]ÁÞY¶D
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(º]ÁÞY¶D
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环刀法º]ÁÞY¶D
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)、(º]ÁÞY¶D
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灌砂法º]ÁÞY¶D
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)、(蜡封法º]ÁÞY¶D
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)、(电动取土器法º]ÁÞY¶D
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)等。º]ÁÞY¶D
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5.土的塑性指数即是指土的液限与塑限之差值,IP越大,表示土越具有高塑性。º]ÁÞY¶D
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6.土的击实试验目的在于求得(º]ÁÞY¶D
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最大干密度º]ÁÞY¶D
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)和(º]ÁÞY¶D
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最佳含水量º]ÁÞY¶D
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),小试筒适用于粒径不大于(25 )mm的土;大试筒使用粒径不大于( 38 )mm的土。º]ÁÞY¶D
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7.土的击实试验中,试筒加湿土质量3426.7g,试筒质量1214g,试筒容积997cm3,土样含水量16.7%,则土样干密度是 1.90(取小数2位)º]ÁÞY¶D
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º]ÁÞY¶D
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8.土的三种组成物质º]ÁÞY¶D
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答:土的三种组成物质:颗粒(固体)、水(液体)、气体(气相)º]ÁÞY¶D
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9.水在土工以哪三种状态存在º]ÁÞY¶D
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答:固态、液态、气体º]ÁÞY¶D
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10.土可能是由(两相体和三相体)相体组成的º]ÁÞY¶D
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11.土的物理性质指标:º]ÁÞY¶D
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(1)干密度、天然密度、饱和密度、浮密度的大小º]ÁÞY¶D
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答: º]ÁÞY¶D
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(2)孔隙率的计算º]ÁÞY¶D
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答: º]ÁÞY¶D
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12.含水量试验中含水量是指什么水分,包括哪两种水。º]ÁÞY¶D
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答:土颗粒表面以外的水(包括自由水和结合水)º]ÁÞY¶D
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13.土的含水量测试方法规范规定几种方法º]ÁÞY¶D
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答:测定方法:烘干法、酒精燃烧法、比重法、碳化钙气压法º]ÁÞY¶D
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14.受水的表面张力和土粒分析引力的共同º]ÁÞY¶D
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作用而在土层中运动的水是(º]ÁÞY¶D
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毛细水º]ÁÞY¶D
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)º]ÁÞY¶D
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15.含有石膏土和有机质土的含水量测试法的温度、时间º]ÁÞY¶D
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答:温度控制在60-70℃,时间8个小时以上。º]ÁÞY¶D
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16.无机结合料稳定土的含水量测试温度、时间º]ÁÞY¶D
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答:温度:105-110℃, 8h以上º]ÁÞY¶D
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º]ÁÞY¶D
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17.土的密度测定方法有哪些?º]ÁÞY¶D
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答:土的密度测定方法:环刀法、蜡封法、灌水法、灌砂法、电动取土器法º]ÁÞY¶D
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18.蜡封法测定的适用范围º]ÁÞY¶D
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答:对于坚硬易碎的粘性土º]ÁÞY¶D
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19.环刀法可以测定(细粒º]ÁÞY¶D
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)土的密度º]ÁÞY¶D
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20.现行《公路土工试验规程》中厂用测定土含水量的方法有(烘干法、酒精燃烧法、比重法、碳化钙气压法º]ÁÞY¶D
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)º]ÁÞY¶D
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21.土体密度的测试方法有(º]ÁÞY¶D
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环刀法、电动取土器法、蜡封法、灌水法、灌砂法º]ÁÞY¶D
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)º]ÁÞY¶D
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22.对于同一种土样,在孔隙比一定的情况,饱和密度、浮密度、天然密度的大小º]ÁÞY¶D
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23.有机质含量大于5%的土在进行含水量测试,温度为(65-70℃º]ÁÞY¶D
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)º]ÁÞY¶D
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24.某土的干土重为MS。固体颗粒体积为VS,土粒密度PS为( MS/VSº]ÁÞY¶D
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)º]ÁÞY¶D
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25.密度测试中的难点是(º]ÁÞY¶D
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)º]ÁÞY¶D
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26.含水量测试中,对有机质土应采用( 60-70℃º]ÁÞY¶D
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)温度º]ÁÞY¶D
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27.土的密度在工程上有哪些应用?并说明公路上常用的现场测试的方法有哪些º]ÁÞY¶D
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28.公路上常用的测试含水量的方法有哪些º]ÁÞY¶D
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?并说明这些方法各自的适用范围º]ÁÞY¶D
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答:º]ÁÞY¶D
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29.颗粒分析试验中曲线绘制中横座标和纵坐标分别是什么º]ÁÞY¶D
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答:横坐标是d,纵坐标是(小于/大于某粒径土的分含量)º]ÁÞY¶D
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30.颗粒分析、击实试验、固结试验、静力触探试验中属于室内试验是(º]ÁÞY¶D
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)º]ÁÞY¶D
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31.Cu反映什么,Cc反映什么º]ÁÞY¶D
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答:Cu反映粒径分布曲线上的土粒分布范围,Cc反映粒径分布曲线上的土粒分布形状。º]ÁÞY¶D
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32.用比重计法在对土进行颗粒分析的试验中,土粒越大,下沉速率(º]ÁÞY¶D
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越快º]ÁÞY¶D
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)º]ÁÞY¶D
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33.d60代表什么含义º]ÁÞY¶D
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答:累计百分含量为60%的粒径º]ÁÞY¶D
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34,土的筛分法适用范围,沉降法适用范围º]ÁÞY¶D
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答:0.074mmº]ÁÞY¶D
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35.相对密度Dr的计算公式,以及什么情况处于什么状态º]ÁÞY¶D
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36.液限、缩限、塑限的大小º]ÁÞY¶D
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37.反映天然含水量与界限含量的指标(液限)º]ÁÞY¶D
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38.滚搓法测定土的什么含水量(塑限)º]ÁÞY¶D
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39.根据塑性图划分土的类别º]ÁÞY¶D
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40.进行液塑限试验所用的土是不是原状土或?(不是)º]ÁÞY¶D
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41.界限含水量包括(º]ÁÞY¶D
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)º]ÁÞY¶D
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42.液限指数主要应用于评价(天然含水量的稠度指标º]ÁÞY¶D
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)º]ÁÞY¶D
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43.界限含水量测试时,测得液限WL=58%,WP=28%,W=25%,试判断该土样的状态(要求出液限P104)º]ÁÞY¶D
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44.颗粒分析中,从级配曲线上求得d60=8.3mm,d30=2.4mm,d10=0.55mm,试判断该土样级配情况P97º]ÁÞY¶D
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45.评价土的级配指标有(º]ÁÞY¶D
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)和(º]ÁÞY¶D
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),前者的定义式为(º]ÁÞY¶D
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),后者的定义式为(º]ÁÞY¶D
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)。º]ÁÞY¶D
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46.颗粒分析方法有(º]ÁÞY¶D
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筛分法º]ÁÞY¶D
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)和(º]ÁÞY¶D
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沉降法º]ÁÞY¶D
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)两种。º]ÁÞY¶D
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47.我国公路工程中常用的测试界限含水量的方法有(º]ÁÞY¶D
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)和(º]ÁÞY¶D
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)两种º]ÁÞY¶D
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48.颗粒分析的目的和意义是什么?工程上常采用的哪些方法进行颗粒分析,说明这些方法的适用范围,并写出评价级配情况的指标。º]ÁÞY¶D
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49.土的压缩系数与土的(º]ÁÞY¶D
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孔隙º]ÁÞY¶D
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)有关º]ÁÞY¶D
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50.土体的压缩主要表现为(º]ÁÞY¶D
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)º]ÁÞY¶D
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51.固结状态的判定º]ÁÞY¶D
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52.影响土的强度是什么指标()º]ÁÞY¶D
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53.土的剪切试验º]ÁÞY¶D
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54.单轴固结试验º]ÁÞY¶D
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55.经实验测定,某土层PC<P0(PC为固结压力,P0土的自重压力),。则该涂层处于(º]ÁÞY¶D
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欠固结º]ÁÞY¶D
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)状态º]ÁÞY¶D
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56.直剪试验按不同的固结和排水条件可分为(º]ÁÞY¶D
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快剪º]ÁÞY¶D
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)、(º]ÁÞY¶D
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固结快剪º]ÁÞY¶D
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)、(慢剪º]ÁÞY¶D
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)三种试验º]ÁÞY¶D
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57.试说明直剪试验的目的和意义,写出库仑定律的表达式,并指出强度指标P122º]ÁÞY¶D
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一、º]ÁÞY¶D
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判断题º]ÁÞY¶D
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1.粉质土是最理想的路基填筑材料。(×)º]ÁÞY¶D
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2.土的空隙比增大,土的体积随之减小,土的结构愈紧密。(×)º]ÁÞY¶D
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3.土的颗粒大小分析法是筛分法和比重计法。(√)º]ÁÞY¶D
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4.轻型击实试验,仅适用于粒径不大于25mm的土,重型击实试验适用于粒径大于25mm的土。(º]ÁÞY¶D
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×)º]ÁÞY¶D
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5.粘性土的界限含水量是土体的固有指标,与环境变化无关。(º]ÁÞY¶D
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√º]ÁÞY¶D
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)º]ÁÞY¶D
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6.击实试验中,最后一层超出筒顶越高,试件所受的击实功越大,也就越密实。( × )º]ÁÞY¶D
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7.测定土的含水量就是测土中自由水的百分含量(º]ÁÞY¶D
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׺]ÁÞY¶D
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)º]ÁÞY¶D
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8.土的物理性质指标是衡量土的工程性质的关键(º]ÁÞY¶D
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)º]ÁÞY¶D
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9.测试含水量时,酒精燃烧法在任何情况下都是适用的(º]ÁÞY¶D
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)º]ÁÞY¶D
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10.土中的空气体积为零时,土的密度最大(º]ÁÞY¶D
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)º]ÁÞY¶D
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11.环刀法适用于测定粗粒土的密度(º]ÁÞY¶D
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)º]ÁÞY¶D
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12.土的液限含水量是表示土的界限含水量的唯一指标(º]ÁÞY¶D
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Fº]ÁÞY¶D
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)º]ÁÞY¶D
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13.颗粒分析试验是为测得土中不同的粒组的相对百分比含量( º]ÁÞY¶D
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Tº]ÁÞY¶D
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)º]ÁÞY¶D
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14.对细粒组质量超过5%-15%的砂类土的分类应考虑塑性指数和粒度成分。(º]ÁÞY¶D
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F º]ÁÞY¶D
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)º]ÁÞY¶D
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15.塑性图是以液限含水量为横坐标,塑性指数为纵坐标,对细粒土进行工程分类的图(T)º]ÁÞY¶D
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16.用比重法对土进行颗粒分析时,悬液配置过程中必须加六偏磷酸钠。( º]ÁÞY¶D
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T)º]ÁÞY¶D
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17.相对密度是一种最科学、合理地评价粗粒土状态的方法,所以工程师航总是采用该指标评价粗粒土的状态( º]ÁÞY¶D
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F º]ÁÞY¶D
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)º]ÁÞY¶D
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18.塑性指数是指各种土的塑性范围大小的指标(º]ÁÞY¶D
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T )º]ÁÞY¶D
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19.直剪试验方法分为快剪、固结快剪及慢剪(º]ÁÞY¶D
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(Tº]ÁÞY¶D
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)º]ÁÞY¶D
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20.对于疏松的砂和含水量大的软粘土抗剪强度的破坏标准是以15%的剪应变值作为破坏值(º]ÁÞY¶D
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(Tº]ÁÞY¶D
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)º]ÁÞY¶D
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21.一般对粘性土地基用液性指数和天然孔隙比确定地基的容许承载力(º]ÁÞY¶D
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Tº]ÁÞY¶D
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)º]ÁÞY¶D
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三、选择题º]ÁÞY¶D
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1.砂土的密实度一般用( Cº]ÁÞY¶D
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)表示º]ÁÞY¶D
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A、天然孔隙比º]ÁÞY¶D
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B、最大孔隙比º]ÁÞY¶D
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C、相对密度º]ÁÞY¶D
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2.土的粒组划分中,粗粒组与细粒组的粒度筛分分界线为( Cº]ÁÞY¶D
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)º]ÁÞY¶D
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A.0.5º]ÁÞY¶D
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B、0.25º]ÁÞY¶D
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C、0.074º]ÁÞY¶D
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D、以上都不是º]ÁÞY¶D
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3.在研究土的性质时,其最基本的工程特征是(º]ÁÞY¶D
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Aº]ÁÞY¶D
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)º]ÁÞY¶D
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A、土的物理性质º]ÁÞY¶D
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B、土的力学性质º]ÁÞY¶D
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C、土的压缩性º]ÁÞY¶D
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D、土的渗透性º]ÁÞY¶D
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4.绘制土的颗粒级配曲线时,其纵坐标为(Cº]ÁÞY¶D
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)º]ÁÞY¶D
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A、界限粒径º]ÁÞY¶D
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B、各粒组的相对含量º]ÁÞY¶D
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C、小于某粒径的累计百分含量º]ÁÞY¶D
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D、有效粒径º]ÁÞY¶D
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4、土的工程分类中,粗粒土和细粒土的分界粒径是º]ÁÞY¶D
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Dº]ÁÞY¶D
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。º]ÁÞY¶D
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º]ÁÞY¶D
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A .5mmº]ÁÞY¶D
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B .1mmº]ÁÞY¶D
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C .0.25mmº]ÁÞY¶D
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D .0.074mmº]ÁÞY¶D
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5.测定土的含水量的标准方法是(º]ÁÞY¶D
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Aº]ÁÞY¶D
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)法º]ÁÞY¶D
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A、酒精燃烧法º]ÁÞY¶D
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B、烘箱烘干法º]ÁÞY¶D
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C、标准击实法º]ÁÞY¶D
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6、土的含水量是指在(A)下烘至恒量所失去水分质量与达恒量后º]ÁÞY¶D
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干土质量的比值。º]ÁÞY¶D
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A、105-110º]ÁÞY¶D
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B、100-105º]ÁÞY¶D
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C、100-110º]ÁÞY¶D
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D、100以上º]ÁÞY¶D
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7.土从可塑状态到半固态状态的界限含水量成为(B )º]ÁÞY¶D
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A.缩限º]ÁÞY¶D
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B、塑限º]ÁÞY¶D
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C、液限º]ÁÞY¶D
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8.土的液限和塑限联合试验法条件有º]ÁÞY¶D
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BCDº]ÁÞY¶D
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。º]ÁÞY¶D
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º]ÁÞY¶D
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A .锥入土深度º]ÁÞY¶D
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B .锥质量100gº]ÁÞY¶D
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C .锥体沉入土样时间º]ÁÞY¶D
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D .锥角30度º]ÁÞY¶D
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9.土的轻型击实与重型击实试验方法的不同点是º]ÁÞY¶D
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ACº]ÁÞY¶D
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。º]ÁÞY¶D
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º]ÁÞY¶D
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A . 锤质量º]ÁÞY¶D
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B .试筒尺寸º]ÁÞY¶D
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C . 锤落高º]ÁÞY¶D
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D .锤底直径º]ÁÞY¶D
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10.土液塑限试验中,在h-w图上用以下沉深度h对应含水量确定的土的液限( Bº]ÁÞY¶D
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)º]ÁÞY¶D
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A 、h=10mmº]ÁÞY¶D
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B、h=20mmº]ÁÞY¶D
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C、h用公式计算º]ÁÞY¶D
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11.酒精燃烧法的述说,错误的是( º]ÁÞY¶D
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AB )º]ÁÞY¶D
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A.本试验法适用于快速简易测定细粒土º]ÁÞY¶D
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B.所用酒精纯度为90%º]ÁÞY¶D
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C.实验时用滴管将酒精注入有放有试样的称量盒中,直至盒中酒精出现自由面为止º]ÁÞY¶D
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D.点燃盒中酒精,燃至火焰熄灭,将试样冷却数分钟后,再次加入酒精,重新燃烧,共燃烧三次。º]ÁÞY¶D
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12.对于坚硬易碎的粘性土,欲求其天然密度宜采用((3)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)环刀法 º]ÁÞY¶D
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(2)灌砂法º]ÁÞY¶D
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(3)蜡封法º]ÁÞY¶D
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(4)灌水法º]ÁÞY¶D
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13.收表面张力作用而在土层中运动的水是((2)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)化学结晶水º]ÁÞY¶D
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(2)毛细水º]ÁÞY¶D
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(3)重力水º]ÁÞY¶D
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(4)结合水º]ÁÞY¶D
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14.测定水泥稳定土的含水量要在((2)º]ÁÞY¶D
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)条件下烘干º]ÁÞY¶D
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(1)先放入烘箱同时升温到105-110º]ÁÞY¶D
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(2)提前升温到105-110º]ÁÞY¶D
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(3)先放入烘箱同时升温到65-70º]ÁÞY¶D
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(4)提前升温到65-70º]ÁÞY¶D
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15.环刀法可以测定(º]ÁÞY¶D
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(1)º]ÁÞY¶D
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)土的密度º]ÁÞY¶D
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(1)细粒º]ÁÞY¶D
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(2)粗粒º]ÁÞY¶D
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(3)坚硬º]ÁÞY¶D
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(4)各种º]ÁÞY¶D
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16.酒精燃烧法测定含水量需燃烧试样的次数为(º]ÁÞY¶D
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(1)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)3次º]ÁÞY¶D
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(2)5次º]ÁÞY¶D
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(3)2次º]ÁÞY¶D
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(4)4次º]ÁÞY¶D
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17.密度测定求算术平均值时,其平行差值不得大于(º]ÁÞY¶D
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(2)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)0.01º]ÁÞY¶D
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(2)0.02º]ÁÞY¶D
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(2)0.03º]ÁÞY¶D
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(4)0.04º]ÁÞY¶D
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18.土可能是由(º]ÁÞY¶D
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(1)º]ÁÞY¶D
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(2)º]ÁÞY¶D
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)相体组成的º]ÁÞY¶D
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(1)三相体º]ÁÞY¶D
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(2)两相体º]ÁÞY¶D
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(3)四相体º]ÁÞY¶D
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(4)单相体º]ÁÞY¶D
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19.土的三相体比例指标中,可直接测出的指标有((3)º]ÁÞY¶D
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(4)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)土的干密度º]ÁÞY¶D
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(2)孔隙比º]ÁÞY¶D
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(3)土的密度和土粒密度º]ÁÞY¶D
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(4)含水量º]ÁÞY¶D
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20.测含有石膏和有机能质土的含水量时,烘箱的温度可采用(º]ÁÞY¶D
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(1)º]ÁÞY¶D
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(4)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)70º]ÁÞY¶D
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(2)100º]ÁÞY¶D
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(3)105º]ÁÞY¶D
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(4)65º]ÁÞY¶D
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21.土的工程分类中,错误的是(º]ÁÞY¶D
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D )º]ÁÞY¶D
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A.土颗粒组成特征应以土的级配指标的不均匀系数和曲率系数表示º]ÁÞY¶D
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B.不均匀系数反映粒径分布曲线上的土粒分布范围º]ÁÞY¶D
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C.曲率系数反映粒径分布曲线上的土粒分布性状º]ÁÞY¶D
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D.细粒土应根据塑性图分类。土的塑性图是以塑限为横坐标。液限为纵坐标构成的。º]ÁÞY¶D
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22.土的缩限含水量是指( º]ÁÞY¶D
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B º]ÁÞY¶D
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)的界限含水量。º]ÁÞY¶D
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A、塑态转为流态º]ÁÞY¶D
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B、半固态转为固态º]ÁÞY¶D
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C、塑态转为固态º]ÁÞY¶D
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D、半固态转为塑态º]ÁÞY¶D
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23.界限含水量可以( º]ÁÞY¶D
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Bº]ÁÞY¶D
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)º]ÁÞY¶D
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A、评价各种土的状态º]ÁÞY¶D
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B、评价粘性土的状态º]ÁÞY¶D
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C、评价砂性土的状态º]ÁÞY¶D
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D、评价砾类土的状态º]ÁÞY¶D
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24.界限含水量测试时( Bº]ÁÞY¶D
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)º]ÁÞY¶D
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A、考虑土的结构B、不考虑土的结构C、无法确定土的结构D、考虑不考虑土的结构都行º]ÁÞY¶D
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25.相对密度是用来评价(º]ÁÞY¶D
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(3)º]ÁÞY¶D
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º]ÁÞY¶D
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)土的密实状态º]ÁÞY¶D
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(1)各种º]ÁÞY¶D
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(2)粘性º]ÁÞY¶D
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(3)砂性º]ÁÞY¶D
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(4)砾类º]ÁÞY¶D
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26.界限含水量的测定可评价(º]ÁÞY¶D
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(2)º]ÁÞY¶D
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(3)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)各种土的状态º]ÁÞY¶D
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(2)粘性土的状态º]ÁÞY¶D
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(3)土的塑性范围的大小º]ÁÞY¶D
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(4)粘性土的结构º]ÁÞY¶D
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27.相对密度指标(º]ÁÞY¶D
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(3)º]ÁÞY¶D
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(4)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)可以评价各种土的密实状态º]ÁÞY¶D
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(2)可以评价粘性土的密实状态º]ÁÞY¶D
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(3)可以评价砂性土的密实状态º]ÁÞY¶D
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(4)目前仍不能在工程中广泛应用º]ÁÞY¶D
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28.土的级配情况的评价指标有(º]ÁÞY¶D
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(2)º]ÁÞY¶D
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(3)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)土粒直径º]ÁÞY¶D
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(2)不均匀系数º]ÁÞY¶D
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(3)曲率系数º]ÁÞY¶D
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(4)以上都不是º]ÁÞY¶D
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29.土颗粒分析的方法有(º]ÁÞY¶D
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(1)º]ÁÞY¶D
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(2)º]ÁÞY¶D
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(3)º]ÁÞY¶D
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(4)º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)比重计法(2)筛分法º]ÁÞY¶D
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(3)沉降法º]ÁÞY¶D
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(4)移液管法º]ÁÞY¶D
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30.压缩主要是( 3 )的减少º]ÁÞY¶D
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(1)含水量º]ÁÞY¶D
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(2)土的比重º]ÁÞY¶D
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(3)土的空隙体积º]ÁÞY¶D
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(4)固体颗粒º]ÁÞY¶D
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31.反应软粘土原状结构强度的指标是( 2、3º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)灵敏度º]ÁÞY¶D
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(2)内摩擦角º]ÁÞY¶D
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(3)内聚力º]ÁÞY¶D
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(4)粒径大小º]ÁÞY¶D
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32.剪切试验所得土的强度指标,可以( 2º]ÁÞY¶D
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)º]ÁÞY¶D
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(1)估算地基承载力º]ÁÞY¶D
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(2)评价土体稳定性º]ÁÞY¶D
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(3)评价土的状态º]ÁÞY¶D
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(4)计算地基的沉降量º]ÁÞY¶D
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四、计算题º]ÁÞY¶D
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计算下表中石灰土混合料配料数量(计算至小数1位)º]ÁÞY¶D
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材料名称º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 土º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 消石灰º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 石灰土º]ÁÞY¶D
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比例º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 100º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 8º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 108º]ÁÞY¶D
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含水率(%)º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 8.1º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 4.0º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 14.0º]ÁÞY¶D
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材料干质量(g)º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | (263.2/108)×100=243.7º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | (263.2/108)×8=19.5º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | =300/(1+0.14)=263.2º]ÁÞY¶D
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材料湿质量(g)º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 243.7×(1+0.081)=263.4º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | 19.5×(1+0.04)=20.3º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | (300)º]ÁÞY¶D
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应加水量(g)º]ÁÞY¶D
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çbbs.3c3t.comoPþUrÕ | =300—263.4—20.3=16.3º]ÁÞY¶D
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º]ÁÞY¶D
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º]ÁÞY¶D
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º]ÁÞY¶D
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Lily0927 - 2007/7/15 18:28:00
感谢分享º]ÁÞY¶D
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YANMINGMING - 2007/7/20 7:44:00
感谢分享,这都是考什么的试题啊º]ÁÞY¶D
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lidexing - 2008/8/15 16:42:00
谢谢提供º]ÁÞY¶D
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nwslxyx18 - 2008/8/20 10:06:00
这个是什么啊 怎么好像只有土的啊º]ÁÞY¶D
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zyancan - 2009/2/18 13:04:00
:default7: :default7: :default7:º]ÁÞY¶D
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wj389521 - 2009/2/18 15:53:00
我也看看º]ÁÞY¶D
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不敢怎么养谢谢楼主了º]ÁÞY¶D
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你辛苦了!:default5:º]ÁÞY¶D
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vIp↗尛青 - 2009/2/18 18:39:00
:default66: 辛苦了º]ÁÞY¶D
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apan2008i - 2009/3/6 14:09:00
支持。º]ÁÞY¶D
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cerclelittle - 2009/3/13 19:41:00
谢谢º]ÁÞY¶D
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