采煤柱
返回 19 条匹配短语对
房柱采煤法
Pillar
后退式回采煤柱
pillaring back
采煤柱
stump extraction
pillar pulling
Stumping
back pulling
stump drawing
abstraction of pillars
pillar drawing
机械化房柱采煤法
mechanization scheme
煤柱采掘
pillar robbing
pillar roads
采煤柱回收
strip extraction coal-pillar mining
巷柱采煤法
bord
采空区煤柱
pillar in gobs
采煤工作面临时支柱
cockermeg
长壁留煤柱支撑法开采
longwall remaining coal pillars support mining
刀柱法采煤
wedge pillar mining method
刀柱回采遗留煤体
knife column recovery coal mining
房柱法采煤
Room
房柱式采煤法
post and stall
breast and pillar
breast and pillar method
房柱式采煤工作面
Room and Pillar
复杂煤柱开采
complex barrier mining
煤柱壁采
skirt pile
煤柱长壁开采法
longwall method
煤柱回采
PILLARING
pillar roads
working shaft
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