bellow and expansion joint
... 【波纹软管 补偿器/膨胀节系列】Bellow and Expansion joint 【工业高中压阀门系列】 Industrial high and medium pressure valves 【不锈快速接头及管件】Pipe Fittings ...
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bellow and expansion joint
波纹管与膨胀接头
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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By using visual examination, scanning electronic microscope, X-ray energy spectrum and metallurgy and chemical analysis, the cause of crack occurred in bellow expansion joint was analyzed.
采用宏观检查、扫描电镜、X射线能谱、金相分析及化学分析等方法，对金属波纹膨胀节开裂的原因进行了分析。
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