The causes of tarnishing gold and silver-plated connectors were studied respectively.
分别探讨了接插件镀金和镀银层变色的原因.
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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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Trunks of bare-twigged birches gleamed like worn columns of silver-plated copper.
只剩下光秃秃枝条的树干反着光,像残破的镀银的紫铜支柱.
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实际上, 两块半镀银的或镀铝的光学平面玻璃构成了反射界面.
词典精选例句
They are available in polished brass, antique brass or silver-plate.
它们有哑铜的,古铜的和镀银的。
《柯林斯高阶英汉双解学习词典》
The knives and forks are not as valuable as they look; they've only been plated with silver.
这些刀叉并不像看起来那样值钱, 它们都是镀银的.
《简明英汉词典》
Sheet glass mirror, float glass mirror, silvered mirror and car mirrors.
平板铝镜 、 浮法铝镜 、 镀银镜、汽车倒视镜.
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一款精致的白色镀银彩妆盒,内有供脸颊、唇部、眼部使用的彩妆及工具。
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此枚纪念章为铜质镀银,直径50毫米,造币工艺制造.
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BLACK VELVET BRACELETS WITH CLOSURE THAT WILL HAVE A SILVER PLATED ( metal ) FLOWER ON THE VELVET.
黑色天鹅绒的镯子带有一镀银的花边在上面.
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结论镀银管状铜节育栓在体外和活体内均能释放足够浓度的铜离子,有肯定节育效果。
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