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通过介绍永久型封隔器特性测定曲线,阐述了封隔器常见的七种失效模式及其影响和失效的预防措施,并说明了封隔器特性测定曲线在完井作业中的用途。
By introducing the curve of perpetual packer characteristics, seven common failure modes of packer and their effects on prevention and failure are expounded, and the application of packer characteristic determination curve in completion is described.