而在管座上对应地增设了一对不带电极的空心插孔。

While a pair of hollow jacks without electrodes are correspondingly and additionally arranged on the lamp base.

youdao

而在管座上对应地增设了一对不带电极的空心插孔。

While a pair of hollow jacks without electrodes are correspondingly and additionally arranged on the lamp base.

youdao