discharge air shaft的意思|示意
出风井
discharge air shaft的网络常见释义
通风井 ... cellar air shaft 地下室通风采光竖井 discharge air shaft 上风竖井; 通风井 return air shaft 回风井 ...
discharge air shaft相关短语
1、 discharge e air shaft 上风竖井
discharge air shaft相关例句
The dust discharge of China's cement shaft kilns takes up 89.43% of the total dust discharge of the cement industry, causing rather serious air pollution.
我国水泥立窑排放的粉尘占水泥行业总排尘量的89.43%。污染相当严重。