The problem of extracting drilling tool wears character signal is studied.

研究了钻削过程中刀具磨损特征信号的提取.

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About the well - hole - track section, drilling tool assembly and cementing are concerned.

介绍了该 井井 身轨迹剖面 、 钻具组合、固井的情况.

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The drilling tool should be measured precisely.

请准确丈量钻具.

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The design principle, design concept, operating theory and features of the drilling tool are expounded.

论述了设计原则 、 设计思路 、 钻具工作原理以及钻具的特点.

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The working principle and structure of a rotary steering drilling tool are introduced.

介绍了旋转导向钻井工具的工作原理及结构,指出了研制该工具的主要技术特点.

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Drilling tool's working security is one of the important technical target of safety drilling.

井下钻具的工作安全性是安全钻井施工的重要技术指标.

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The extracting method of on - line wear character signal of drilling tool is studied.

研究了钻削过程中刀具 在线 磨损状态特征信号的提取方法.

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The NC solid carbide compound drilling tool used in dry cutting automobile parts is developed.

开发了用于汽车零件干式切削的数控整体硬质合金复合孔加工刀具.

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CASTON has experts from Xuanhua machinery plant with superiority down - the - hole drilling tool and anchorage drill pipe.

凯司通公司拥有多名原宣化采掘机械厂的专家和工程技术人员,在潜孔、锚固钻杆生产方面具有无可替代的优势.

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