词语通风井
解释ventilation shaft
ventilation shaft〔名词〕通风井详细»
通风井air pit;air shaft;air well详细»
通风井airpiston详细»
通风井air pit;air shaft;discharge air shaft;upcast shaft详细»
通风井air shaft;airshaft详细»
通风井air pit;bypit详细»
通风井ventilating shaft;shaft详细»