名词短语
中文翻译：Unknown
同义词：
['metal protection', 'metal coating protection']
例句：
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1. Thenew paint job on the car's exterior is a crucial step in its protection by metallic coating.
汽车外部的新油漆工作是其通过金属涂层保护的关键一步。
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2.The protective layer of the shield is made from a special material that can withstand impacts by metallic coating.
盾牌的防护层是由一种特殊材料制成的，可以承受金属涂层的冲击。
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3. The company has developed a new technology to enhance the protection by metallic coating for electronic devices.
该公司开发了一种新技术，以增强电子设备的金属涂层保护。