1)audio frequency voltmeter,音频电压表2)Audiovoltage,音频电压3)ALM audio level meter,音频电平表4)Sound Voltmeter,声音电压表5)high frequency voltmeter,高频电压表6)medium frequency voltmeter,中频电压表
用法和例句
The Sound Voltmeter composed of microprocessor,which is designed by the author of the paper,provide a new electronic measuring tool for voltmeter measurement under special conditions.