The technique of diamond wire-line taking -coring drill has been applied in China for more than 30 years. The drill process and operation rules have been formed completely.
金刚石绳索取心钻进技术在我国已有30多年的应用历史，已经形成了一套较完整的钻进工艺和操作规程。
The drilling parameters monitoring system is an important instrument for monitoring drill process, with which scientific analysis and decision are made.
钻井参数仪表是油气田钻井工程监测钻井过程、进行科学分析和科学决策的重要工具。
The drilling parameters monitoring system is an important instrument for monitoring drill process, with which scientific analysis and decision are made.
钻井参数仪表是油气田钻井工程监测钻井过程、进行科学分析和科学决策的重要工具。
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