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本文从PCK理论的4个维度出发,对向心加速度概念进行教学解析.并据此给出相应的教学策略和案例,有效地突破了学生学习向心加速度时的困难.
Based on the four dimensions of PCK theory, this paper analyzes the concept of centripetal acceleration and gives corresponding teaching strategies and cases, which effectively break through the difficulties of students in learning centripetal acceleration.