return air shaft中文,return air shaft的意思,return air shaft翻译及用法

2026-03-22 06:37 浏览次数 21

return air shaft

回风井

return air shaft 例句

英汉例句

  • pierce a pump shaft of small section concurrently as return air shaft at linee47 neighborhood in the north, establish the exhausting fan, become the ventilated way of opposite angle of two wing.

    北端在e_(47)线附近掘进一条小断面排水井兼作回风井,设置抽出式风机,形成两翼对角式通风方式。

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