名词
中文翻译：无定形碳
同义词：
['non-carbon', 'amorphous carbon']
例句：
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1. The noctec material is used in the production of high-performance batteries.
这种无定形碳材料用于生产高性能电池。
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2. The non-carbon fibers have excellent thermal conductivity and low density.
这些非碳纤维具有优异的导热性和低密度。
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3. Amorphous carbon is often used as a lubricant for mechanical equipment.
无定形碳常被用作机械设备的润滑油。