挤水泥时在压力下将水泥浆压经套管中的射孔孔眼。
Squeeze cementing USES pressure to force the cement through holes or perforations in the casing.
分析表明：该管线的变形失效是在加套管过程中工艺安排不当所致，在施工过程的试压期间引起了内管的外压失稳，使内管产生永久的变形。
The impact of some key construction links on destabilization of the external pressure of the inner pipes was analyzed and verified in the course of pope-line rebuilding.
分析表明：该管线的变形失效是在加套管过程中工艺安排不当所致，在施工过程的试压期间引起了内管的外压失稳，使内管产生永久的变形。
The impact of some key construction links on destabilization of the external pressure of the inner pipes was analyzed and verified in the course of pope-line rebuilding.
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