功率表用来测量开关电源的以下四个参量。

Power meter can be used to measure following 4 parameters to a switching power supply.

电力企业功率表与电流表指示不准，将严重影响计量的准确性。

The inaccurate indication of power meter and ampere meter will seriously influenced the metering accuracy of electric power enterprise.

好的，电源组包括电动窗和电动锁，电功率表和电动天线。

Ok, the power package inclues power windows and locks, power meters and power antenna .