precision ac voltmeter造句

例句与造句

1. Calibration of precision ac voltmeter at one frequency voltage combination by ac - dc transfer
   以交直流转换方法按一频率电压组合校正精密交流电压计
2. For precision ac voltmeters requiring calibration at very high accuracy , ac - dc transfer technique will be used
   若要求以高准确度校正精密交流电压表，则本所会采用交直流转换技术。
3. It's difficult to find precision ac voltmeter in a sentence. 用precision ac voltmeter造句挺难的