将尾砂胶结后用于充填采空区，可以减少环境污染和地表破坏。
Cementing tailings to fill gob area can both reduce environmental pollution and ground destruction.
废石尾砂胶结充填技术以它可以处理消纳井下矿坑废石，且无污染，进一步实现废石不出坑胶结充填的技术优势，而被地下开采矿山广泛的接受和应用。
Cemented Rockfill(CRF) can deal with mining waste rock and without pollution, it had been accepted and applied, because its absorbed waste rock and cemented backfill technology predominance.
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