Conclusion: we're usually not talking about earth, or safety ground, when we need to specify a reference voltage.

结论：我们需要指定一参考电压时，我们通常不说大地或安全地。

youdao

Conclusion: we're usually not talking about earth, or safety ground, when we need to specify a reference voltage.

结论：我们需要指定一参考电压时，我们通常不说大地或安全地。

youdao