“ultrasonic hardness tester”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonic hardness tester
释义	ultrasonic hardness tester Encyclopedia 工学硬度计释 ultrasonic hardness tester超声硬度计利用超声接触阻抗法（UCI）进行硬度检测的携带式仪器。
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