echo for flaw
常見例句
- In the process of ultrasonic testing, the quality of flaw echo signals in A-scan lay a better determinant foundation for locational, quantitative and qualitative evaluation.
超聲檢測中缺陷廻波信號的質量是實現(xiàn)缺陷定位定量定性分析與評價的基礎，去噪是超聲檢測信號処理中很重要的環(huán)節(jié)。 返回 echo for flaw