试验员材料考试多选10题 [复制链接]

1、蜡对沥青路用性能的影响主要为（ AB）。"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、高温时沥青变软；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、低温变脆；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、集料与沥青的粘附性能；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、路面抗滑性能；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  2、在进行沥青针入度试验时，应严格控制（ABD 　）"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、温度；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、针与针连杆的总质量；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、隔离剂的调配；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、针尖与试样表面的接触"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  3、影响沥青和矿料之间粘附性的因素包括有（ACD ）。"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、拌和机械的拌和效果；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、拌和时矿料的干燥程度；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、矿料的酸碱性；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、矿料的表面的粗糙性"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  4、过高的水灰比对水泥混凝土造成的消极影响是（AD ）。"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、粘聚性和保水性较差；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、消耗更多的水泥；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、耐久性不好；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、不利于强度的提高"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  5、混凝土用砂应尽量采用（AC ）的砂。"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、空隙率小；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、粒径分布集中；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、总表面积小；"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、空隙率和总表面积均较大"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  6、现行《公路土工试验规程》中常用测定土含水量的方法为：（AC ）"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、烘干法和碳化钙气压法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、炒干法和红外线照射法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、酒精燃烧法和比重法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、微波加热法和实容法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  7、塑限测定方法有：（AD ）"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、联合测定法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、圆锥仪法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、碟式仪法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、搓条法"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  8、剪切试验所得土的强度指标，可以用于（ AB）"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、估算地基承载力"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、评价土体稳定性"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、评价土的密实状态"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、计算地基的沉降量"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  9、土的组成不可能为（ BCD）"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、三相体"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、两相体"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、四相体"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、五相体"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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  10、土工原位测试试验有：（ BCD）"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    A、击实试验"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    B、压缩试验"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    C、十字板剪切试验"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á
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    D、标准贯入试验"‚U¤²°Åœbbs.3c3t.comWLÒзéu2Á