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金属导电性能顺序
更新时间: 2020-08-18 00:00:00  

金属导电性能的强弱依次顺序为:银、铜、金、铝、镍、钢、合金,在所有固体中,金属是最好的导热体,大多数纯金属的导热系数随温度升高而降低。导热系数与电导率密切相关,表明良好的电导体必然是良好的导热体, 从实用和经济上考虑,铜和铝的价格和导电性都是比较合适做导线的。导电性最好的金属是银。

关键词: 金属 导电 性能 顺序

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