测量仪器可用适当精度的通用数字电压表，而标准动态应变的产生则是尚未很好解决的问题。
Measuring apparatus can use general digital voltmeter with appropriate accuracy, but generating standard dynamic strain signal is a problem which hasn't been well solved.
该校准仪是用于校准各种电子电压表基本误差的专用标准仪器，具有定点频率下正弦波信号输出的标准电压源。
This normalizing device is a standard instrument used to calibrate the intrinsic errors of the various kinds of electronic voltmeters.
该校准仪是用于校准各种电子电压表基本误差的专用标准仪器，具有定点频率下正弦波信号输出的标准电压源。
This normalizing device is a standard instrument used to calibrate the intrinsic errors of the various kinds of electronic voltmeters.
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