针对漏失通道的尺寸、形状随井内压力变化的复杂井漏，提出了“强粘接性”概念。
In view of the leakage of complex formations, in which the size and shape of leakage path change with the variation of borehole pressure, the concept of "Strong cohesiveness" is presented.
着重介绍了水平井射孔技术在小井眼、大井眼及复杂井况条件下特殊井中的技术要求和特点。
Especially the perforating technology in the exceptional horizontal Wells such as slim-hole casing Wells, large hole Wells and complex Wells is detailed.
该扶正器最初的设计目的在于替换固体式扶正器，用于下套管作业，以及复杂井身结构，如水平井、大位移井、J -型井、S -型井和具有其他井身结构设计的井。
It is designed specifically to replace a solid body type centralizer for casing running applications and severe well geometries when run in horizontal, long ERD, J-type, S-type and other well designs.
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