我们这里也有山皮石,我找了很多书籍,没找到相关规范,只有设计给出了个参考级配:^bÞH¢4¬qbbs.3c3t.comøÍY{ "¯;
通过方筛孔(mm)的质量百分率(%):^bÞH¢4¬qbbs.3c3t.comøÍY{ "¯;
400 300 200 100 50 37.5 0.075 (筛孔尺寸)^bÞH¢4¬qbbs.3c3t.comøÍY{ "¯;
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100 90 75 60 40 20 0 (质量百分率)^bÞH¢4¬qbbs.3c3t.comøÍY{ "¯;
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供你参考!^bÞH¢4¬qbbs.3c3t.comøÍY{ "¯;