置于井筒中要被射孔层段的酸处理液。
An acid treatment placed in the wellbore over the interval to be perforated.
最后应用储层建模技术，依据射孔层段处于油层中的位置，优选设计射孔相位角。
Finally, reservoir modeling technique is applied to optimize the design of perforation phase Angle according to the position of the perforation interval in the oil layer.
置于任一射孔层段的一段厚壁油管，这时生产油管必须通过此射孔层段，如在多层完井中所要求的。
A section of heavy walled tubing that is placed across any perforated interval through which the production tubing must pass, such as may be required in multiple zone completions.
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