Home > Term: regular ventilating circuit
regular ventilating circuit
All places in a mine through which there is a positive flow of air without the aid of a blower fan or of ventilation tubing.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)
