首页 > Term: clearing hole
clearing hole
A hole drilled to a slightly larger diameter than the bolt passing through it. The clearance for black bolts is normally 1/16 in (1.6 mm).
- 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
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(Milwaukee, United States)