进一步的台架测试结果表明,排气阀在测试过程中表现出了优异的密封性和耐磨性,完全满足发动机的性能要求。
Result of the engine platform test showed that the valve had excellent air-tightness and wear-resistant properties, so could successfully satisfy requirements of the engine.
据统计,油管失效86%发生在螺纹联接处,而螺纹联接失效表现在两个方面:密封失效和滑脱失效。
Based on the statistics, 86%of tubing failure occurs in the place of thread joint, the failures of thread joint have two aspects, seal failure and slippage failure.
密封边缘的影响,主要表现在以下的例子。
The influence of the edge seal is represented in the illustration below.
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