burnish gold
常见例句
- Main products are as follows: A circuit board, gilded burnish, gold plated copper thick OSP protection (series), PCB plating copper brightener, PCB tin brightener, etc.
主要产品如下： 一、线路镀金光泽剂、线路板镀厚金工艺、线路板铜保护（OSP）系列、线路板镀酸铜光亮剂、线路板镀锡光亮剂等。 返回 burnish gold