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任何事物都既有质又有量。要全面认识事物就既需要定性认识,又需要定量认识。在初中物理教学中渗透定性与半定量方法,以促进学生定性与半定量分析解决物理问题能力的发展。
Everything is both quality and quantity. To fully understand things requires both qualitative and quantitative understanding. Permeating qualitative and semi-quantitative methods in junior high school physics teaching to promote students’ ability of qualitative and semi-quantitative analysis to solve physical problems.