The application of phase selection close switch in low voltage electrical apparatus test was introduced.
介绍了低压电器产品试验中选相合闸开关的应用。
Single phase voltage pulse rectifier is an important part of the traction system.
单相电压型脉冲整流器是牵引传动系统的一个重要组成环节。
The errorless of three-phase voltage and current is less than 0.5 percent.
计算高压配电线路得出的三相电压、三相电流有效值误差小于0.5%。
The first stationary contact may be connected to a phase of a high-voltage power source.
第一静接点可以与高压电源的一个相连接。
The first stationary contact may be connected to a phase of a high-voltage power source.
第一静接点可以与高压电源的一个相连接。
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