单项选择题

依据GB/T14684-2011标准要求,()含泥量试验需要用到()的筛子。

A.0.60mm,1.18mm
B.0.075mm,1.18mm
C.0.60mm,2.36mm
D.0.075mm,2.36mm

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单项选择题
依据GB T14684-2011标准要求,颗粒级配分计筛余精确至()%,单次累计筛余精确至()%,单次砂细度模数精确至(),两次累计筛余精确至()%,两次结果算术平均值精确至()。

A.0.01,0.1,0.1,0.1,0.1
B.0.1,0.01,0.1,0.1,0.1
C.0.1,0.1,0.01,1,0.1
D.0.1,0.1,0.01,0.1,0.1

单项选择题
依据GB T14684-2011标准要求,2区砂0.6mm累计筛余在()

A.16%-39%
B.16%-40%
C.41%-70%
D.71%-85%

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