The causes are presented as follows: packer unloading pressure, formation damage, oil tool plugging, formation voidage, the worst formation physical properties and the effect from vicinage wells.
染或工具堵塞;欠压;物性极差;邻井影响等。
区The causes are presented as follows: packer unloading pressure, formation damage, oil tool plugging, formation voidage, the worst formation physical properties and the effect from vicinage wells.
染或工具堵塞;欠压;物性极差;邻井影响等。
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