Home > Term: main return
main return
The principal return airway of a mine. The main return air current represents the total quantity of air; i.e., after the air splits have reunited.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Δημιουργός
- ed.young
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(Milwaukee, United States)