홈 > Term: core-type spiral chute
core-type spiral chute
A spiral chute having a center core or column about which it is fabricated, with the core serving as the inside guard.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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