Working principle and structural features of SYZX 75 wire - line coring hydro - hammer are presented.
介绍了SYZX75型绳索取心液动潜孔锤的工作原理及结构特点.
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A worker's arm was injured whilst operating a concrete coring machine.
工人在操作混凝土钻孔机时引致手臂受伤.
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The utility model discloses a core claw in a coring tool.
本实用新型提供了一种取心工具中的岩心爪.
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In this article, coring separate repairing technology is adopted to solve the problem.
介绍了采用二次灌浆层取芯隔离安全修复技术成功解决了工程难题.
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This paper establishes a method for evaluating water flooded zones using sidewall coring data.
建立了一种应用井壁取心资料评价水淹层的新方法.
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For direct quantitative measurement of porosity, reliance must be placed on formation samples obtained by coring.
孔隙度直接定量测量的可信度取决于取心所得地层的岩样.
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Sidewall coring techniques are used in field development to determine the watered out degree.
将井壁取心技术应用于油田开发中,评价油层的水淹程度.
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Higher core recoveryassisted in coring operations when this kind of bit is used for hole enlargement.
加深井钻进,用双心钻头可增大环空间隙,提高固井质量.
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They lowered nets , dredges , bathythermographs , still cameras, water bottles, coring pipes, and current meters.
他们沉降下去网、挖掘机、深海温度测量器 、 静态照相机 、 水瓶 、 以及取心钻管和测流计.
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