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气坑 气穴 风井
airpit  detail>>
气穴风洞
cavitation tunnel  detail>>
上风井 小炉上升道 排气坑道
upcast  detail>>
坑气
firedamp  detail>>
气穴
air lock air pocket air pressure air traps airlock barometric pressure ...  detail>>
风井
[矿物学] ventilating shaft; air shaft; removing shaft ◇风井井筒 air shaft  detail>>
白坑气
white damp  detail>>
矿坑气
carburetted hydrogen  detail>>
排气坑
exhaust pit upcast  detail>>
通气坑
air pit air-piston  detail>>
逸气坑
gas pit  detail>>
洞穴风化
cavernous weathering  detail>>
空气穴
air pocket  detail>>
冷气穴
cold air sink  detail>>
气穴, 气阱
hole in the air  detail>>
气穴;气泡
vesicle  detail>>
气穴数
cavitation number  detail>>
疝气穴
acupoint for hernia  detail>>