银在银黝铜矿和在难分解的黄铁矿中的分配率是决定矿粉磨细粒径、电解面积电流、电解时间的最重要因素。
The distribution ratio of silver in aftonite and pyrite is the most important factor to determine granularity, current density and electrolytic time.
另外，掺入磨细钢渣矿粉可以降低混凝土的早期收缩。
Furthermore, the early age shrinkage of concrete would be reduced with the admixture of super-fine steel slag powder.
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