홈 > Term: waste edge support
waste edge support
A row of rigid timber or steel props or chocks set along the edge of the waste and parallel to the longwall face to induce the roof beds to break and to secure caving of the waste area.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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작성자
- ed.young
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(V.I.P) 21084 포인트 - 100% positive feedback
(Milwaukee, United States)
