巷道开拓
返回 19 条匹配短语对
开拓巷道
development road
Opening
roadway development
developement openings
developement workings
developing butt
标定巷道开掘方向
Marking the Direction of Laneway
横开拓巷
cross-gate
井巷开拓
excavation of tunnel
支巷开拓
Lateral
三软巷道
three soft drift
扒矿巷道
scraper drift
scram drift
Scram
半煤岩软底巷道
Semi Coal and Rock Roadway with Weak Floor
半煤岩巷道
Semi-coal Rock Tunnel
半圆拱形巷道
semi-circular arched tunnel
边坡下巷道
Roadway under slope
扁宽断面巷道
roadways of flat and wide cross-section
并联巷道
parallel roadway
不稳固巷道
unstable drift
采场巷道
stope drift
采动敏感型巷道
mining induced sensitive roadway
采动巷道
mining induced roadway
采空区中的巷道
gob roadway
goaf road
采矿巷道
mining Tunnel
smooth blasting
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