例句 /

Failure causes of double clip reed were analyzed by means of optical microscopy, scanning electron microscopy, electron probe microanalysis and micro hardness tester.

Failure causes of double clip reed were analyzed by means of optical microscopy, scanning electron microscopy, electron probe microanalysis and micro hardness tester.

采用光学金相、扫描电镜、电子探针成分分析和显微硬度测定等方法分析了双卡簧片非正常断裂的原因。