采用硫酸镍、钨酸钠和柠檬酸三钠为基本组分的镀液，通过电镀的方法在紫铜试片上沉积得到了镍钨合金镀层。
Nickeltungsten alloy coating was deposited on copper plate making use of electroplating in the bath composed of nickel sulfate, sodium tungstate, and trisodium citrate.
适用于户内配电装置中电气设备和各种电线电缆的过渡连接，采用T2紫铜板制造，表面镀镍。
It is suitable for transition connection of the electric appliance of indoors distributing device and kinds of wire cables. It adopts T2 red copper, the surface adopt nickle plating.
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