Silver - coated carbonyl iron powder was prepared by using electroless plating method.

用化学镀法,甲醛为还原剂,制备镀银羰基铁粉.

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The preparation technology and study status of silver - coated copper powder were introduced.

介绍了银包铜粉的制备工艺及研究现状.

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Right now northland already was silver - coated.

此时的北国已是 银装素裹 .

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However, unlike composite gold and silver coated paperboard , compared to gold and silver card slightly less.

但与不简单金、银卡纸比拟,涂覆金、银卡纸的不败果不详不差一些.

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Its major products are superfine silver coated copper powder ( conductive powder ) and coordinate resins.

主要产品有超细镀银铜粉 ( 导电粉 ) 及配套的树脂.

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