1、一组马歇尔稳度测值5个值为:8.1,8.2,8.4,9.6,14,k 为1.67,求该组试件的马歇尔稳定度7]íi²*G:
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2、直剪试验有几种方法,适用范围和砂类土的注意事项7]íi²*G:
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3、土分类的依据和试验方法,粒组的分类及分类范围7]íi²*G:
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4、何谓混凝土强度标准值?他与强度等级的关系,规范强度分为几个等级。7]íi²*G:
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5、粗集料游标卡尺测针粒状颗粒的试验步骤。7]íi²*G:
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