The top drive drilling system, divided into electrical top drive and hydraulic top drive.
顶部驱动钻井装置，分为电驱动顶驱和液压驱动顶驱。
In view of this, author launched the design and research in a full-hydraulic top drive drilling system.
鉴于此，笔者开展了全液压顶部驱动钻井系统的设计与研究。
Comparative Analysis of Electric drive top drive drilling system and hydraulic driven top drive drilling system.
对比分析电驱动顶驱和液压驱动顶驱。
By using Shengli No 3 offshore platform as an example, the importance and procedure of maintenance of the hydraulic systems of the top drive drilling rig are introduced.
以胜利三号平台为例介绍了顶驱钻机的维护系统及其重要性。
Prior to lowering the top drive system or rigging down, ensure that sufficient wraps of drilling line remain on the drum.
在下放或拆卸顶驱系统之前，要保证辊筒上留有足够的大绳圈数。
To rent a Honghua top drive is to experience an efficiency-jump of drilling.
租赁一台宏华顶驱，体验钻井效率的再一次飞跃。
To rent a Honghua top drive is to experience an efficiency-jump of drilling.
租赁一台宏华顶驱，体验钻井效率的再一次飞跃。
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