电表读数总偏大(小)的原因分析与改进

Reason analysis and improvement of electric meter with its reading always too large or too small

深入分析了电表读数总偏大(小)的原因,并指出这一问题可作为学生的"研究性课题",即能锻炼学生的"发散思维→聚合思维"高级思维能力,又能培养学生的研究能力.

The current situation of teaching was only exam-oriented with no deep-thinking on the refitment of electric meter when its reading was always too large or too small.This article analyzed the reason that caused the reading of and electric meter to be always too large or too small,pointed out that this could be treated as a research problem for student to exercise high-level skills of divergent thinking and convergent thinking and to train their research ability.