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.
市场价值是资产评估中最基本的,也是使用频率较高的一种价值标准。
Market value is the most fundamental and frequently used value benchmark in assets valuation.
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