首页 > Term: gripping hole
gripping hole
One whose direction is inclined away from the adjacent free face, or may be defined as one whose width is greater at the toe than at the heel.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
- 100% positive feedback
(Milwaukee, United States)