基于米(长度)、克(重量)、秒(时间)和安培(电流)的一种测量单位公制系统。

A metric system of measurement units based upon the meter (length), gram (weight), second (time) and amperes (electrical current).

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在电工中，最常用的单位是用来测量电阻、电流、电压和功率等等。

In electrical work the most common units are for the measurement of resistance, current, voltage, electrical power and all that.

youdao

在电工中，最常用的单位是用来测量电阻、电流、电压和功率等等。

In electrical work the most common units are for the measurement of resistance, current, voltage, electrical power and all that.

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