两列简谐波频率相等,波速大小相等,分别沿+x和﹣x传播,如图所示,图中x=1,2,3,4,5,6,7,8各点中...

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两列简谐波频率相等,波速大小相等,分别沿+x和﹣x传播,如图所示,图中x=1,2,3,4,5,6,7,8各点中振幅最大的是x=                                                                           的点,振幅最小的是x=           的点.                                                                                                                         

两列简谐波频率相等,波速大小相等,分别沿+x和﹣x传播,如图所示,图中x=1,2,3,4,5,6,7,8各点中...                                                                                                  

                                                                                                                                       

【回答】

4和8,2和6

知识点:专题十 机械振动 机械波

题型:填空题

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