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。
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。
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