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实验误差分析是实验教学的薄弱环节.本文通过对指针式电表的几种读数方法的比较分析,旨在帮助广大物理教师认识方法之间的差异和测量结果之间的相近.
The experimental error analysis is the weak link in the experiment teaching.This paper compares and analyzes several reading methods of the pointer meter to help the majority of physics teachers know the difference between the methods and the similarities between the measurement results.