DC voltmeter PA2: the secondary DC current exported by indicating device.
直流电压表pa 2：指示设备输出的二次侧直流电流。
The holiday detector shall be checked with a DC voltmeter at least once each shift to ensure accuracy.
应至少在每次换班时用直流电伏特计检查一次漏涂检测仪以确保其准确度。
The article mainly introduces the error analysis, calculation of uncertainty in measuring the error of indication of needle DC voltmeter by DVM.
主要介绍采用“数表法”检定指针式电压表示值的误差分析及测量的不确定度的计算。
A steady-state DC signal applied to a voltmeter presents no conceptual difficulty.
理解稳态直流信号加到电压表上的情况在概念上没有什么困难。
A steady-state DC signal applied to a voltmeter presents no conceptual difficulty.
理解稳态直流信号加到电压表上的情况在概念上没有什么困难。
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