分析试验结果表明，这些陶瓷涂层大幅度提高了基底金属在腐蚀介质及氧化环境中的寿命。

The results indicate that the ceramic coating films increase drastically the lifetime of the substrate metal in corrosive media and oxidizing atmosphere.

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对发生泄漏的不锈钢u型波纹管补偿器的宏观失效特征、微观失效特征、金相、腐蚀介质进行试验分析。

A test analysis is made on macro-failure and micro-failure characteristics, metallography and corrosion mediums of U-type stainless steel bellows type expansion joints leaked.

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通过试验数据的逐步回归分析，进一步揭示试验介质参数对应力腐蚀敏感性指数影响的显著性。

By stepwise regression analysis of test results, the notabilities of effect on stress corrosion cracking susceptive indexes of medium parameters are revealed.

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