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功和能的概念联系密切,体现在功和能的关系上有各种形式.学习中一定要理解和把握好这几点:一是理解做功的过程,就是能量转化的过程.做了多少功,就有多少能量发生了转化.二是明确几种典型的
The concept of work and energy is closely linked and manifests itself in various forms in the relationship between work and energy. It is important to understand and grasp these points in learning: First, understanding the process of doing work is the process of energy transformation. How much work has been done? , how much energy has been transformed. The second is to clarify a few typical