用尾砂分层充填法回采矿柱，取得了很好的经济效果。
Excellent results were obtained in mining of pillars using tailings in horizontal cut-and-fill.
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.
介绍了采矿方案的选择、回采爆破和充填的技术与工艺。
The selection of mining plan, stope blasting and filling technology were described.
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