In cemented filling method, to choose a proper water cement ratio is an important work.
在胶结充填采矿法中，选择一个恰当的水灰比是一件十分重要的工作。
The impact on ground surface caused by cemented filling method when used for mining steeply inclined orebody is different from that by other methods and has its own law.
胶结充填采矿法开采急倾斜矿体对地表的影响与其他采矿方法不同，有着自己的规律。
The underhand slice stoping with cemented filling is the most effective mining method for incompetant orebody with complicated mining conditions.
下向分层胶结充填采矿法是矿岩破碎、开采技术条件复杂的难采矿体最有效的采矿方法。
The mining scheme and new technology of sublevel filling method cemented by crushed stone and cement slurry, and the production linking up technique to transit from caving method to filling meth...
研究应用了分段碎石胶结充填采矿方法较好地解决了这一问题，介绍该采矿方案和碎？。
The mining scheme and new technology of sublevel filling method cemented by crushed stone and cement slurry, and the production linking up technique to transit from caving method to filling meth...
研究应用了分段碎石胶结充填采矿方法较好地解决了这一问题，介绍该采矿方案和碎？。
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