替代常规裸眼封隔器，既可实现固井完井，也可用于非固井完井；

The substitution for general open hole packers, is not only used to realize the well cementing and completion, but also used for uncemented and uncompleted well;

youdao

替代常规裸眼封隔器，既可实现固井完井，也可用于非固井完井；

The substitution for general open hole packers, is not only used to realize the well cementing and completion, but also used for uncemented and uncompleted well;

youdao