试验员材料考试验单选20题 [复制链接]

1、随着普通混凝土砂率的增大，混凝土的坍落度将（C ）。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、增大；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、减小；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、先增后减；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、先减后增γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、小简支梁模型；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、三分点单点加载；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、三分点双点加载；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、纯拉γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  3、与沥青粘滞性无关的指标是（D ）。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、粘稠性；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、软化点；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、针入度；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、粘附性γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  4、能够造成水泥混凝土坍落度降低的因素是( A) 。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、将卵石换成碎石；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、使用减水剂；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、将细砂改为粗砂；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、采用强制搅拌方式；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  5、沥青的（A ）越大，表示沥青的感温性越低。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、软化点；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、延度；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、脆点；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、针入度指数γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  6、不会影响到砂石材料取样数量的因素是（ D）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、公称最大粒径；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、试验项目；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、试验内容；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、试验时间γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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）。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、两加荷点界限为准；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、两加荷点与底面中轴线交点范围为准；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、两加荷点与顶面中轴线交点范围为准；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、两加荷点与侧面中轴线交点范围为准。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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 ）。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、5.5MPa；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、5.3MPa；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、6.7MPa；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、作废。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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）。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、矿渣水泥；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、火山灰水泥；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、普通硅酸盐水泥；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、粉煤灰水泥；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  10、通过采用集料表干质量计算得到的密度是（B ）。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、表观密度；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、毛体积密度；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、真密度；γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、堆积密度。γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、100kPaγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、25kPaγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、75kPaγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、125kPaγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  12、通过直剪试验可测定土体的（ D）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、压缩模量和压缩系数γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、粘聚力和内摩擦角γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、弹性模量和压缩指数γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、先期固结压力γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  13、液性指数主要应用于评价（A ）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、各种土的状态γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、砂土的状态γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、粘性土的状态γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、粗粒土的状态γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、0.1mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、0.05mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、0.074mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、0.002mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  15、在现行《公路土工试验规程》中砾石成分的代号为：（C ）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、BγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、CγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、GγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、SγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、0.5mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、1.0mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、2.0mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、0.25mmγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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 ）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、3次γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、5次γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、2次γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、4次γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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 ）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、h～wγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、lgh～wγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、lgh～lgwγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、h～lgwγqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  19、用灌砂法测定土的密度之前，需要事先标定的内容有（ B）γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、一项γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、两项γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、三项γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、四项γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
  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γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    A、结合水和自由水γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    B、结合水γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    C、自由水γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
γqEc;bbs.3c3t.comá%L\TÒ˗ö÷
    D、液相γqEc;bbs.3c3t.comá%L\TÒ˗ö÷