홈 > Term: roller-cone core bit
roller-cone core bit
A type of roller bit with cutter cones arranged to cut an annular ring leaving an uncut section in the center as core.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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작성자
- ed.young
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(Milwaukee, United States)
