大学英语词汇短语释义解析及例句 bellow expansion joint


释义：

bellow expansion joint 波形补偿器；波形膨胀接头

例句：



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。