名词
中文翻译：真空管涂层
同义词：
['vacuum tube dielectric', 'vacuum tube insulator']
例句：
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1. The vacuum tubewas the first electronic device invented by Edison.
真空管是爱迪生发明的第一种电子装置。
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2. The vacuum tube is used in various electronic devices for its high efficiency and low power consumption.
真空管被用于各种电子设备中，因其高效率和低功耗而受到青睐。
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3. The vacuum tube coating process involves depositing a thin layer of metal onto the surface of the tube to improve its electrical conductivity.
真空管涂层工艺涉及在管表面沉积一层薄金属以提高其电导率。