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duty of giants
The amount of gravel that can be moved by a water cannon, or giant, in a 24-h day by a specified flow of water. The duty of giants varies considerably with local conditions, such as the height of the gravel banks, the nature of the gravel bedrock, head of water obtainable, size of jet, etc.
- 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)