首页 > Term: long-hole drill
long-hole drill
A rotary- or percussive-type drill used to drill underground blastholes to depths exceeding 3 m. Compare: long hole
- 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)