1、随着普通混凝土砂率的增大,混凝土的坍落度将(C )。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、增大;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、减小;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、先增后减;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、先减后增üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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2、规范规定,普通水泥混凝土的抗弯拉强度是以( C)方式来测定的。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、小简支梁模型;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、三分点单点加载;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、三分点双点加载;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、纯拉üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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3、与沥青粘滞性无关的指标是(D )。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、粘稠性;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、软化点;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、针入度;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、粘附性üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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4、能够造成水泥混凝土坍落度降低的因素是( A) 。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、将卵石换成碎石;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、使用减水剂;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、将细砂改为粗砂;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、采用强制搅拌方式;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
5、沥青的(A )越大,表示沥青的感温性越低。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、软化点;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、延度;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、脆点;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、针入度指数üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
6、不会影响到砂石材料取样数量的因素是( D)üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、公称最大粒径;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、试验项目;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
C、试验内容;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、试验时间üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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7、水泥混凝土抗折强度试验,试件断裂面在规定范围之外时,该试件试验结果作废。是否在规定范围内,其判断依据是以(B)。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、两加荷点界限为准;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、两加荷点与底面中轴线交点范围为准;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、两加荷点与顶面中轴线交点范围为准;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、两加荷点与侧面中轴线交点范围为准。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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8、同组3个混凝土试件28d抗折强度试验结果分别为:5.1MPa、5.5MPa、6.5MPa,该组试件的强度代表值为(A )。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、5.5MPa;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、5.3MPa;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、6.7MPa;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、作废。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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9、除道路水泥之外,修筑水泥混凝土路面最适宜的水泥品种是( C)。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、矿渣水泥;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、火山灰水泥;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、普通硅酸盐水泥;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、粉煤灰水泥;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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10、通过采用集料表干质量计算得到的密度是(B )。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、表观密度;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、毛体积密度;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、真密度;üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、堆积密度。üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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11、某试验荷载率(加压率)取0.5,则当初始荷载取50kPa时,下一级荷载为( A)üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、100kPaüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、25kPaüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、75kPaüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、125kPaüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
12、通过直剪试验可测定土体的( D)üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、压缩模量和压缩系数üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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B、粘聚力和内摩擦角üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、弹性模量和压缩指数üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、先期固结压力üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
13、液性指数主要应用于评价(A )üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、各种土的状态üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、砂土的状态üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、粘性土的状态üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
D、粗粒土的状态üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
14、现行《公路土工试验规程》在土的粒组划分中,粗粒组与细粒组是以( C)为分界的üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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A、0.1mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、0.05mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
C、0.074mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
D、0.002mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
15、在现行《公路土工试验规程》中砾石成分的代号为:(C )üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、BüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、CüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、GüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
D、SüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
16、现行《公路土工试验规程》中液、塑限联合测定法适用于粒径不大于(A )的土üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、0.5mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、1.0mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
C、2.0mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、0.25mmüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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17、用酒精燃烧法测定含水量时,试样需重复燃烧的次数为(A )üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、3次üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、5次üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
C、2次üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
D、4次üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
18、用液塑限联合测定仪测试某一土样的液塑限时,其所得原始数据一般表示在什么坐标图形上:(C )üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、h~wüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、lgh~wüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
C、lgh~lgwüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
D、h~lgwüýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
19、用灌砂法测定土的密度之前,需要事先标定的内容有( B)üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、一项üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、两项üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、三项üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
D、四项üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
20、在理论上,土中含水量的概念一般定义为土中( C)的质量与土中固相物质质量之比的百分数üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
A、结合水和自由水üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
B、结合水üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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C、自由水üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5
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D、液相üýÝ´òËkbbs.3c3t.com%W¶#ºcR£5