该文阐述了按键碳膜工艺的主要技术难点与改进方法。
This article expounds the main difficulties on carbon key pad process and improvement methods.
碳膜印制板价格低廉、质量稳定，尤其适用于带有按键功能的电子产品。
The carbon-film PCB has advantages of low price and stable quality, so it is applicable for production of keyboard on electric products.
应用推荐