请输入您要查询的英文单词:
单词
room-and-pillar stoping
释义
room-and-pillar stoping
简明释义
房柱采矿法
网络释义
1
?房柱采矿法
房柱采矿法
双语例句
1
This paper introduced a new method for it, ie continuous
stoping
of
room
and
pillar
in stages and to fill mined bed with falling roof by deep-hole blasting.
本文提出了一种矿房矿柱阶段性连续回采,深孔放顶处理空区的采矿方法。
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更新时间:2025/8/21 19:28:56