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beans
A cleaned and screened anthracite product 7/8 in by 3/8 in (22.2 mm by 9.5 mm).
- 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)