rock specimen是什么意思,rock specimen的中文翻译,rock specimen的用法例句-行业英语-优校网

网络释义

1)rock specimen,岩柱2)Waterbarrier,防水岩柱3)Deepening rock pillar,延深岩柱4)demolishing rock pillar,岩柱拆除5)safety pillar under water bodies,煤岩柱6)Lime rock specimen,石灰岩柱

用法例句

Based on the hydrogeological conditions,coal seam roof,rock mechanics in Wujia coalfield,author advance that safety pillar under water bodies can be shorted,mining level can be raised,and expound the way of construction.

通过对五家矿区水文地质条件、煤层顶板、岩石物理力学性质进行分析和研究 ,提出在五家矿区含水砂层下采煤可以缩小防水煤岩柱 ,从而提高回采标高。

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rock specimen是什么意思

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