接顶充填是该采矿法的关键技术之一。
Roof-contacted filling is one of the critical techniques for this mining method.
充填接顶是充填采矿法中重要的工艺环节。
The injection is an important process of filling mining technique.
目前，使用充填采矿法的矿山日益增多，管道输送充填不接顶现象普遍存在。
At present, cut-and-fill method is adopted in a growing number of mines. However, it is quite common that stopes roofs are unable to be tight by pipeline transport in filling.
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