镀镍层

例句：

1. 1. The steel door was heavily coated with a layer of nickel plating to protect it fromcorrosion.
   这扇钢门被厚厚的一层镍镀层覆盖，以保护它免受腐蚀。
2. 2. The new car has a shiny nickel-plated exterior that catches the eye.
   这款新车有一个闪亮的镍镀层外观，非常吸引人。
3. 3. The engineer carefully removed the nickel plating before repairing the damaged part.
   工程师在修理损坏的部分之前小心翼翼地去掉了镍镀层。