1. 镀鍚：tinned 镀鍚的 | tinning 镀鍚 | tinsel 金属丝,金属片

2. 镀锡,包锡：tin-lead plating 镀锡铅[合金] | tinning 镀锡,包锡 | tip-to-tip dimension 全翼展尺寸

3. 热沾焊锡：Tin Whishers锡须. | Tinning热沾焊锡. | Tolerance公差.

noun

1. the application of a protective layer of tin

Synonym: tin-plating

2. the application of a thin layer of soft solder to the ends of wires before soldering them

e.g. careful tinning of the ends of wires results in a better joint when you solder them