范围01002510504170709290100底损失 实际6193168919699.55 筛孔4.752.361.180.60.30.15底损失 筛余28675819211421173 分计5.613.411.638.422.84.23.4模数 累计5.619.030.669.091.896.099.42.95 筛孔4.752.361.180.60.30.15底损失 筛余3169581891312173 分计6.213.811.637.826.20.43.4模数 累计6.220.031.669.495.696.099.43.00 平均值累计62031699496993.0 2 标准 砂 筛 分砂 筛 分 1