Electroplated

• The ends of the rails were not japanned, but were electroplated, to give good contact surfaces for fish-plates and copper bonds. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Wax, being a non-conductor, cannot be electroplated unless a conducting surface be first applied. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.

丹尼尔编辑