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

单词	ultrasonic generator
释义	ultrasonic generator Encyclopedia 工学超声驱动电源释 ultrasonic generator超声驱动电源将频率为50赫、电压为220伏的市电转换为超声频的、数百伏，甚至上千伏电压的交流电，通过匹配电路激励超声换能器产生振动的装置。
随便看	food irradiation food labeling food leavening agent food leavening agents food liability insurance food logistics activities food machinery and equipment food microbiology food microbiology examination food microorganism food moisture-retaining agent food nutrition food nutrition labeling food nutritive fortifier food objective evaluation method food packaging container food packaging materials food packing textiles food perfume food plant control food poisoning food poisoning of animal origin food poisoning of plant origin food pollution control act food preference

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