单项选择题
A.0.60mm,1.18mmB.0.075mm,1.18mmC.0.60mm,2.36mmD.0.075mm,2.36mm
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...
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.0.01,0.1,0.1,0.1,0.1B.0.1,0.01,0.1,0.1,0.1C.0.1,0.1,0.01,1,0.1D.0.1,0.1,0.01,0.1,0.1
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...
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%
依据GB/T14684-2011标准要求,砂浆用砂()筛的累计筛余应为0。A.9.50mmB.4.75mmC....
单项选择题依据GB/T14684-2011标准要求,砂浆用砂()筛的累计筛余应为0。
A.9.50mmB.4.75mmC.2.36mmD.1.18mm