• 2021-04-14
    粒子势能曲线即Ep -x曲线如图13所示,设粒子总能量为E1,在图中虚线位置,则可以判断该粒子稳定平衡点在()http://image.zhihuishu.com/zhs/onlineexam/ueditor/201901/5a8e21fdb76f4b2d9358ae8dae1adc40.png