For example steel base plated copper, nickel, chromium plating, low layer again tin bronze chrome, multi-layer nickel chrome plating nickel ferroalloy, chrome, and so on.
例如钢基上镀铜、镍层再镀铬、低锡青铜上镀铬、多层镍上镀铬、镍铁合金镀层上镀铬等等。
2
Suitable for heavy & Bulky fittings, e. g. : Al Dye & Anodize, multi-layer circuit board and barrel plating.
适用于重型配件处理，如铝氧化及电镀，多层线路板制造，大型滚桶电镀等。
3
This paper mainly studies the measuring method for the thickness of platinglayer ofthe eddy-current sensor in the case of the multi-frequency and multi-parameters.