彩色显象管电子枪零件一般由不锈钢材料制成，具有较高的硬度和强度。

Electron gun accessories of color kinescope are made of stainless steel which has high hardness and intensity.

youdao

彩色显象管电子枪零件一般由不锈钢材料制成，具有较高的硬度和强度。

Electron gun accessories of color kinescope are made of stainless steel which has high hardness and intensity.

youdao