首页 > Term: drill-hole pattern
drill-hole pattern
The number, position, depth, and angle of the shot holes forming the complete round in the face of a tunnel or sinking pit. A good drill-hole pattern will ensure the maximum 995 possible pull and the fragmentation for easy loading without excessive scatter of material.
- 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)