“compound drive drilling”的概念、定义、翻译、参考文献-科学参考

单词	compound drive drilling
释义	compound drive drilling Encyclopedia 工学钻井方法释 compound drive drilling复合驱动钻井钻头的驱动由地面驱动（转盘驱动或顶部驱动）和地下驱动（一般为井下螺杆钻具或涡轮钻具）两部分组成，钻头的转速是两部分驱动转速合成的钻井方法。
随便看	social insurance registration social insurance relationship Social insurance service management social insurance statistics social insurance subsidy social insurance supervision social integration social intelligence social interaction social interaction integration social interdependence theory social investigation method socialism of the 21st century socialism with Chinese characteristics enters the new era social isolation socialist bank Socialist Camp socialist commodity economy socialist credit socialist economic thought with Chinese characteristics for a new era socialistic harmonious society socialist industrialization socialist industrialization in China socialist interest socialist journalism enterprise

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