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bag powder
Originally applied to black powder loaded in bags, but now applied to a number of explosives so packed. The bags are long, cylindrical units about 6 in (15 cm) in diameter and weighing 12-1/2 lb (5.67 kg) apiece.
- 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)