The rotary drill stem will engender direction drift in rotary drilling of directional well and cluster well.
在定向井及丛式井的转盘钻进中，旋转钻柱会产生方位漂移。
This paper introduces the control of cluster well trajectory for shallow viscous crude oil in District-9, Karamay Oilfield.
介绍了克拉玛依油田九区浅层稠油丛式井井眼轨迹控制情况。
This paper introduces the control of cluster well trajectory for shallow viscous crude oil in District-9, Karamay Oilfield.
介绍了克拉玛依油田九区浅层稠油丛式井井眼轨迹控制情况。
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