Surface pre-orienting drilling technology is employed for preventing wellbore from collision and channeling in CDXA Cluster Wells.
为防止井眼碰撞、窜槽现象的发生，CDXA井组采用了表层预定向钻井技术。
During production of complicated and craven faulted oilfields, the directional drilling technology with bibuild and bihold profile is used to prevent the hits of cluster wells.
在复杂小断块油田的整体开发中，运用双增双稳剖面定向井有利于丛式井组的防碰。
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