This article describes mining filling technology of BNMC mine in recent years.

介绍了白银公司矿山近年来在采矿充填工艺方面进行的试验与探索。

youdao

This article describes mining filling technology of BNMC mine in recent years.

介绍了白银公司矿山近年来在采矿充填工艺方面进行的试验与探索。

youdao