首页 > Term: miner's dip needle
miner's dip needle
A portable form of dip needle used for indicating the presence of magnetic ores.
- 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)