The process formula of acid bright copper plating, acid bright nickel plating, (silver) plating and various colour gold plating on fresh flowers were presented.
并给出了鲜花上酸性光亮镀铜、酸性光亮镀镍、镀银以及镀各种彩色金的工艺配方。
A low cyanide bright 22k gold plating process was investigated.
研究了一种低氰电镀光亮22K金工艺。
A low cyanide bright 22k gold plating process was investigated.
研究了一种低氰电镀光亮22K金工艺。
应用推荐