In effect, a negative resistance is inserted in the circuit so that its total resistance is zero.

实际上，这就是把负电阻接入电路，使电路的总电阻为零。

youdao

In effect, a negative resistance is inserted in the circuit so that its total resistance is zero.

实际上，这就是把负电阻接入电路，使电路的总电阻为零。

youdao