04513556-n 'air passage consisting of a ventilation shaft through which air leaves a mine';
 
汉语 通风 坑 , 上风 井 , 排气坑 , 通风坑 , 排气竖坑 , 上风井
英语 upcast
Definitions
日语
鉱山から空気を出すための通気孔で構成される通気道
英语
air passage consisting of a ventilation shaft through which air leaves a mine
Relations
Hypernym: air_passage
Semantic Field: artifactn
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