“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。
随便看	fixed fire extinguisher fixed focal length photographic lens fixed foundation for offshore wind turbines fixed frame fixed function fixed gamma spectrometer fixed gillnet fishing fixed growth stock valuation model fixed guard fixed homeomorphism fixed index fixed Intelligent monitoring fixed interest fixed-interual schedule fixed interval fixed-interval schedule fixed-interval smoother filter algorithm fixed length fixed length subnetting fixed level fixed line fixed-load speedup fixed manifold fixed mapping fixed matrix

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