矿柱
pill
safety pillar
返回 20 条匹配短语对
安全矿柱
outby rib
保安矿柱
obstructive ridge
protective pillar
protecting pillar
safety pillar
safety officer
Protecting shaft
边界矿柱
boundary fault
残存矿柱
remaining pillars
残留矿柱
relic pillar
垂直矿柱
Vertical pillar
防水矿柱
water barrier
高阶段矿柱回采
High level pillar mining
高应力矿柱
highly-stressed pillars
隔离矿柱
insulating pillar
isolate pillar
隔水矿柱
Water-resisting pillar
规则的不连续矿柱
regular uncontinuous pillar
后退式回采矿柱
drawing back of pillars
回采矿柱
robbing
pillar robbing
Recovery of mine props
混凝土人工矿柱
concrete artificial pillar
胶结充填体矿柱
consolidated filling pillar
阶段底柱矿体
stage of pillarless ore bodies
阶段间矿柱
crown pillar
floor pillar
井筒保安矿柱
shaft pillar
境界矿柱
Boundary pillars
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