我每次更换后级电子管的时候是不是必须把前级管也一起换？
Do I need to replace my driver tube every time I replace my power tubes?
克服了现有电子管插座一体成型不能更换组件等缺陷，本实用新型具有接触良好、使用寿命长特 点。
The utility model overcomes defects that the current integrally formed electronic tube socket can not replace components, etc. , and is characterized by good contact and long service life.
一种能更换组件的电子管插座。
The utility model relates to an electronic tube socket with replaceable components.
一种能更换组件的电子管插座。
The utility model relates to an electronic tube socket with replaceable components.
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