首页 > Term: end-on working
end-on working
Working of coal seam at right angles to the natural cleats, joints, or slips.
- 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)