特细砂筛孔尺寸(mm)筛余重量(g)分计筛余(%)累计筛余(%)粗砂筛余重量(g)分计筛余(%)累计筛余(%)下限上限11.216.915.323.127.85.10.61128436694991000010417090102550709210052.51.250.630.3150.16底合计细度模数000071371062500.600.00.00.00.02.854.842.4000035842细度模数55.784.676.4115.413925.43499.53.11孔径(mm)52.51.250.630.3150.16特细砂0.292235537691粗砂0.800104170901025507092100细度模数2.5612010080级配线6040下限上限2001234567