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金属电阻-温度线性关系准确度条件
引用本文:陈春天,魏玮. 金属电阻-温度线性关系准确度条件[J]. 大学物理实验, 1997, 0(1)
作者姓名:陈春天  魏玮
作者单位:哈尔滨理工大学!哈尔滨150040
摘    要:金属电阻-温度系数测定实验中,作出的R-t曲线通常为直线,实际上这种线性关系是有条件的,本文根据测量要求,用微小误差理论对其进行定量分析并给出明确结果。

关 键 词:电阻温度系数  系统误差  有效数字

THE ACCURATE CONDITIONS OF THE LINEAR RELATION BETWEEN METALLIC RESISTANCE AND TEMPERATURE
Chen Chuntian,Wei Wei. THE ACCURATE CONDITIONS OF THE LINEAR RELATION BETWEEN METALLIC RESISTANCE AND TEMPERATURE[J]. Physical Experiment of College, 1997, 0(1)
Authors:Chen Chuntian  Wei Wei
Abstract:In the experiment of determining the metallic resistance temperature coefficient, the R-t curve drawn is usually a straight line. However, in fact, this linear relation is viable on some conditions. Based on the requriement of measurement, this paper makes a quantitative analysis of these conditions by micro-error theory and presents clarified results.
Keywords:resistance temperature coefficient  system error  effective figure  
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