• 2021-04-14 问题

    某砂样经筛分试验,各筛上的筛余量见下表,试计算其细度摸数并确定其粗细程度(即判断其为粗砂,中砂,细砂还是特细砂)筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)2080100100758540

    某砂样经筛分试验,各筛上的筛余量见下表,试计算其细度摸数并确定其粗细程度(即判断其为粗砂,中砂,细砂还是特细砂)筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)27.54247191.5102.5827.5筛孔尺寸(mm)5.02.51.250.630.3150.16<0.16筛余质量(g)2080100100758540

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