测量用变压器电压检验
potential transformer voltage check
低压电器电触头
low voltage apparatus electrical contacts
施加电压电压测试
voltage source voltage measurement
压电电压常数
piezoelectric voltage coefficient
Piezoelectric voltage constant
压电电压反馈
piezoelectric voltage feedback
避雷器放电电压-时间曲线
arrester discharge voltage-time curve
避雷器振荡火花放电电压
arrester alternation sparkovervoltage
arrester alternating sparkover-voltage
变压器推挽驱动
push pull transformer driving
参考电压电阻网络
reference resistor ladder
层状压电压磁弹性介质
multi-layered magneto-electro-elastic media