由于封隔器卡瓦的尖齿结构，使卡瓦的理论分析、数值模拟分析和试验测试研究等都非常困难。
The accurate theoretic analysis, numerical simulation and measuring test of slip element were very difficult for oil packer systems because of the sharp teeth.
研究工作获得了一些重要的结果，为封隔器卡瓦的优化设计提供了相关的参数。
Some important results are gained from present study and some correlative parameters are provided for optimum design of the packer slip.
卡瓦是保证封隔器工作可靠性的重要元件。
Slips are an important component to guarantee the Packer's reliability.
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