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Buoyancy control of large pipe diameter horizontal directional drilling crossing
Author(s): 
Pages: 65-67
Year: Issue:  10
Journal: CONSTRUCTION MECHANIZATION

Keyword:  水平定向钻管道浮力;
Abstract: 在大管径管道穿越中,产生巨大的未平衡浮力,对穿越回拖产生了非常不利的影响,本文详细介绍了未平衡浮力的产生及其影响,并提出了平衡浮力的具体措施.
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