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1 传统自感现象演示器目前广泛使用的自感现象演示器和现行高中物理教材都是分别用图1、图2所示两个电路演示
1 The self-inductance phenomenon demonstrator and the current high school physics textbook that are widely used in the traditional self-inductance phenomenon demonstrator are respectively demonstrated by the two circuits shown in Fig. 1 and Fig. 2