To plate metal is to cover it with a thin layer of gold, or silver, etc.

电镀金属就是把金属薄薄地覆盖上一层金或银等。

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The solder mask layer is formed on the flexible dielectric layer to locally cover the pins and to cover or expose the reinforced metal patterns according to different application.

该防焊层形成于该可挠性介电层上，以局部覆盖该些引脚，并依不同应用可覆盖或显露该补强金属图案。

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Clad steel is a sort of double layer metal that consisted with a base layer steel and a cover layer steel.

复合钢板是一种由基层钢板和复层钢板复合而成的双层金属。

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Using a long metal icing spatula, cover the layer generously with frosting.

NPR: Recipe: Devil's Food White-Out Cake