Reference ground, sometimes called a return path or signal common, is usually the reference potential of interest.

参考地，通常是指潜在的参考端，有时被称为回路或公用信号。

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Reference ground, sometimes called a return path or signal common, is usually the reference potential of interest.

参考地，通常是指潜在的参考端，有时被称为回路或公用信号。

youdao