The multi-rigid-body discrete element method was proposed for the analysis of deep-ocean mining pipe system.

采用多刚体离散元方法对长管线系统进行计算分析。

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Deep ocean mining pipe has a large deflective displacement under the wave, currents and dragging by mining vessel in ocean environment.

深海采矿扬矿管处于海洋环境之中，受海浪、海流以及采矿船拖航的影响，会发生大的偏移。

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The Udachnaya Pipe is a diamond mine inRussia. The owners of the mine plan to cease its operations in 2010 -in favor of underground mining.

这是俄罗斯一处钻石矿，矿主计划于2010年停止采矿，这样将有利于地下开采。

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In the end, Bakrie had to throw two more major assets into GoodCo (company officials will not specify which were added, although creditors say the final group includes shares of the company's most profitable plantation subsidiary, a coal-mining joint venture and petrochemical, electronics and pipe companies).

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Another pipe would extend to the port of Ilo, further south, a centre for mining activity, which could be the export terminal for markets on the Pacific rim.

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Back on land, mining-company engineers say new techniques, such as dissolving minerals and sucking them up through a pipe or extracting ore with high-powered water jets, could increase recoverable reserves.

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