air tightness test
常见例句
- Accommodation air-condition freon piping to be done air-tightness test.
房舱空调氟利昂管系密性试验。 - Accommodine air-condition Freon piping to end up done air-tightness and vacuum test.
房舱空调氟利昂管系密性测验和真空测验。 - 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.
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。
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