This paper presents the optimization of concrete materials for cement backfill mining in a uranium mine. It describes how to determine the backfill concrete optimizing proportion by orthogonal test.
本文系对某铀矿下向胶结充填采矿集料配比优化，论述了利用正交试验寻求充填混凝土最优配比方法。
At last, some Suggestions were raised for the concrete backfill mining.
最后对具体的充填开采方法提出了建议。
In the paper, the mining technology of cemented fill stoping and backfill technology with rubble and concrete are presented, and their technical and economical indexes are briefly analyzed.
本文介绍该采矿法的回采方法与碎石混凝土充填工艺，并对其技术经济指标作简要分析。
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