“standard ultrasonic power source”的概念、定义、翻译、参考文献-科学参考

单词	standard ultrasonic power source
释义	standard ultrasonic power source Encyclopedia 工学水声计量释 standard ultrasonic power source标准超声源一种稳定的、已知输出超声功率的单频超声功率源。一般由信号发生器、功率放大器、射频数字电压表与标准超声换能器组成。又称标准超声功率源。
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