提高江砂胶结充填体强度的试验 - 中南大学学报（自然科学版、英文版） 关键字: 胶结充填法;江砂胶结体;掺和料;减水剂[gap=599]Key words: cemented method;river sand cement body;mixture;reducing water agent
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先房后柱的上向分层胶结充填法在我国应用较为广泛，但矿柱后期回采条件较差。
The practice cf mining room first and then pillars by overhand cut and cemented fill is widely used in China, but the condition for pillars recovery in later period is normally worse.
对高龙金矿下向分层进路胶结充填采矿法所用的充填材料进行了室内试验研究。
The indoor experiment on the filling materials used for downward slicing drift mining with cemented backfill in Gaolong Gold Mine was performed.
本文主要介绍了上向分段胶结充填采矿法在该矿的试验研究。
This paper introduced the test study of upward sublevel filling method in this mine.
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