Determine coal bed gas content by mud logging method.;
用钻井液录井方法确定煤层气含量
Design of recording drilling apparatus based on ATmega128
基于ATmega128的钻时录井仪设计
Drilling, Logging, Mud-logging Managers
钻井、测井、录井处长（经理）
Improvement of drilling time algorithm for advantage mud logging instrument.
Advantage综合录井仪钻时算法改进
drilling engineering data logging unit
钻井工程数据记录仪
Mud logging technology under the underbalanced drilling
欠平衡钻井条件下录井技术方法探讨
Orientation Role of Comprehensive Logging Technique in Horizontal Well Drilling in Western Sichuan Basin
综合录井技术在川西水平井钻井中的导向作用
Development of Drill String Vibration Logging
钻柱振动录井的研究现状及发展趋势
The distinction of the PDC bit balling and its features of mud logging parameters
PDC钻头泥包的识别及其录井参数特征
The application and study of the analytical method for drilling fluid filtrate in mud logging
钻井液滤液分析方法在地质录井中的应用研究
Oil whooshed up when the drill hit the well.
当钻孔机钻井时，石油喷了出来。
In drilling an oil well, mud is used to lubricate the cutting bit.
钻油井时，泥浆被用来润滑钻头。
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）
Difficulties of comprehensive geological logging and measures to cope with them during drilling adjustment wells using service rigs
利用修井机钻调整井地质综合录井难点及应对措施
New Problems and Resolvents in CBM Well Geological Logging under the Condition of Air Drilling
煤层气井空气钻井条件下地质录井面临的新问题及解决方法
Drillstring Vibro-acoustic Logging method and application examples
钻柱振动声波录井技术方法及应用实例
The guiding function of mud logging for increasing effective drilling catching rate in reservoirs of horizontal wells
录井对提高水平井储集层有效钻遇率的导向作用
DATA SUPERVISION METHODS AND PRACTICE--TAKING DRILLING AND MUD LOGGING DATA SUPERVISION AS AN EXAMPLE
数据监督管理方法与实践——以钻井、录井数据监督为例
An oil platform.
钻井平台石油钻井平台