三相电路是指有三相电源、三相线路和三相负载组成的电路的总称。
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凡是对称三相电路都可用一相法计算,即抽单相电路来进行计算,再推知其它两相。
频率响应:电路和系统的工作状态跟随频率而变化的现象,称为电路和系统的频率特性,它包括幅频特性和相频特性两部分。
Words in this sentence are all spelled correctly: “Michael was considering the idea from various angels”.
In scientific writing, the language should be as complicated as possible. While the diction of storybooks should be much simpler.