digital metering system 数字式电能计量系统
DIGITAL METERING INSTRUMENTS 数字式仪表
digital metering of electricity 数字电能计量
digital ac metering module 数字式交流电表
Digital ESP matrix and Spot metering options.
数码ESP矩阵和点测光选项。
The direct object of power metering is electronic transformer. From IEC standards, electronic transformer has two kinds of output: digital signals and analog signals.
电力计量直接的对象是电子互感器，IEC标准统一规定了电子互感器的两种输出方式：数字瞬时值序列和模拟电压信号。
In the power energy metering chip, there are analog to digital converters to process the voltage signals of the current censor and the voltage sensor.
在电能计量芯片中，需要模数转换器对电流和电压传感器的电压信号进行处理。
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