홈 > Term: hanging deal
hanging deal
(Australia) Planks used to suspend a lower curb from the one above it, in cases where backing deals are necessary.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)