首页 >                  	Term: recirculation  
recirculation
The continuous circulation of all or some part of the same air in part of a mine ventilation system.
- 词性: noun
 - 行业/领域: 采矿
 - 类别 一般矿业; Mineral mining
 - Government Agency: USBM
 
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 创建者
- ed.young
 - 100% positive feedback
 
(Milwaukee, United States)