• Run in a diamond core bit.

    下金刚石钻头

    blog.sina.com.cn

  • Run in diamond core bit.

    金刚石钻头

    suxuewang.com

  • A new type of thin-wall diamond core drill bit is developed through the analysis of drilling feature on the r.

    通过钢筋混疑土、花岗岩等建筑物上钻孔特点分析,本文设计了一种新型薄壁金钢石钻头。

    dict.cnki.net

  • The bit is usually a drag bit fitted with either PDC or natural diamond cutting structures, but the core bit is unusual in that it has a hole in its center.

    钻头通常属于刮刀型,装备PDC或者天然金刚石切削齿,钻头特别之处在钻头中心

    www.infopetro.com.cn

  • Diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.

    根据科学钻探岩心特殊要求,认为金刚石钻头科学钻进较理想选择。

    dict.cnki.net

  • Diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.

    根据科学钻探岩心特殊要求,认为金刚石钻头科学钻进较理想选择。

    dict.cnki.net

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