而振幅相同、传播方向相反的两列
相干波叠加产生的合成波就形成驻波, 类似绳子两头(牛熊,两个方向相反的波)被固定了,cup with handle
而振幅相同、传播方向相反的两列
相干波叠加产生的合成波就形成驻波, 类似绳子两头(牛熊,两个方向相反的波)被固定了,cup with handle
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