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本文通过对稀土铝锂合金电阻温度系数测定的论述，及对其测试结果的分析，指出该合金与工业纯铝和ＬＹ１２铝合金在电阻温度系数上存在的差异。
In this paper, the temperature coefficient of resistance of rare earth Al-Li alloy is discussed, and its test results are analyzed. The difference between the temperature coefficient of resistance and the pure aluminum and LY12 aluminum alloy is pointed out.