return air shaft是什么意思


中文翻译回风井

网络释义

1)return air shaft,回风井2)air return,回风3)Return Air,回风4)upcast air,回风5)recirculated air,回风6)R.A.,回风7)RA(Return Air),回风8)return air for energy saving,回风节能9)Return Air Capacity,回风量10)exhaust section,回风侧

用法例句

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