The anode fall region is also a very narrow gap like the cathode fall region.

热阴极辉光放电的阳极区与阴极区一样，是一个很薄的区域。

youdao

The anode fall region is also a very narrow gap like the cathode fall region.

热阴极辉光放电的阳极区与阴极区一样，是一个很薄的区域。

youdao