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岩石可钻性测定及分级方法
Rock drillability measurement and its classification
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钻头使用基本规则和磨损评定方法
Use and dull grading system of bits
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油井水泥减阻剂评价方法
Evaluation procedure for oil well cement friction reducers
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钻井井史格式 第2部分:海上部分
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钻井井史格式 第1部分:陆地部分
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定向井测量仪器测量及检验.第4部分:有线随钻类
Measurement and inspection regulation of directional surveying instruments.Part 4:Measurement while drilling with wireline
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