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long horizontal hole 添加释义

网络释义

  水平长钻孔

水平长钻孔

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双语例句

  • The construction of P202-2H well is hard due to long horizontal hole section and large string friction. High safety coefficient for strings in construction is required.

    2H施工难度水平井段长,管柱摩阻,对施工管柱要求安全系数

    www.towinor.com

  • For the extended well, high angle drilling, horizontal drilling and deep well drilling, or in the well section of large dogleg severity, or the long open hole, casing wear often happens.

    位移大斜度水平井深井钻井中,或者严重度较大或者技术套管下入后裸眼钻井过程中,常常出现套管磨损问题。

    www.chemyq.com

  • Applying long horizontal roof rock hole to drain the gas from adjacent seam and goaf is a new technique. In this paper, introduces the latest progress of this technique is introduced fully.

    采用顶板岩层水平钻孔抽放邻近采空区瓦斯一项技术全面介绍技术研究最新进展

    dict.cnki.net

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