机械卡钻可能由井眼内的碎屑、井眼内几何形状异常、水泥、键槽或者岩屑在环空中的积聚等引起。
Mechanical sticking can be caused by junk in the hole, wellbore geometry anomalies, cement, keyseats or a buildup of cuttings in the annulus.
盐岩在应力作用下发生蠕变导致井眼闭合，常引起钻具卡钻事故。
Salt rock can make borehole close in the effect of creep, which often leads to stuck.
盐岩在应力作用下发生蠕变导致井眼闭合，常引起钻具卡钻事故。
Salt rock can make borehole close in the effect of creep, which often leads to stuck.
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