... perforating damage 射孔损害 perforating debris 射孔碎屑 perforating density 射孔密度 ...
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The compound complexity of milling, debris handling, perforating and squeezing cement can, and often do, reduce the chance of success.
而且磨铣、处理井眼不干净问题、射孔以及挤水泥作业综合在一起，往往降低了作业成功的几率。
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