人大喊一声想要产生回声需要离足够大的建筑最近多少米?看似应该是17米。实际上只要声音在人与建筑之间来回反射经过0.1秒后声音响度仍能被人听到那样就能产生回声。只要声音响度够,
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/02 18:24:01
![人大喊一声想要产生回声需要离足够大的建筑最近多少米?看似应该是17米。实际上只要声音在人与建筑之间来回反射经过0.1秒后声音响度仍能被人听到那样就能产生回声。只要声音响度够,](/uploads/image/z/5129604-36-4.jpg?t=%E4%BA%BA%E5%A4%A7%E5%96%8A%E4%B8%80%E5%A3%B0%E6%83%B3%E8%A6%81%E4%BA%A7%E7%94%9F%E5%9B%9E%E5%A3%B0%E9%9C%80%E8%A6%81%E7%A6%BB%E8%B6%B3%E5%A4%9F%E5%A4%A7%E7%9A%84%E5%BB%BA%E7%AD%91%E6%9C%80%E8%BF%91%E5%A4%9A%E5%B0%91%E7%B1%B3%3F%E7%9C%8B%E4%BC%BC%E5%BA%94%E8%AF%A5%E6%98%AF17%E7%B1%B3%E3%80%82%E5%AE%9E%E9%99%85%E4%B8%8A%E5%8F%AA%E8%A6%81%E5%A3%B0%E9%9F%B3%E5%9C%A8%E4%BA%BA%E4%B8%8E%E5%BB%BA%E7%AD%91%E4%B9%8B%E9%97%B4%E6%9D%A5%E5%9B%9E%E5%8F%8D%E5%B0%84%E7%BB%8F%E8%BF%870.1%E7%A7%92%E5%90%8E%E5%A3%B0%E9%9F%B3%E5%93%8D%E5%BA%A6%E4%BB%8D%E8%83%BD%E8%A2%AB%E4%BA%BA%E5%90%AC%E5%88%B0%E9%82%A3%E6%A0%B7%E5%B0%B1%E8%83%BD%E4%BA%A7%E7%94%9F%E5%9B%9E%E5%A3%B0%E3%80%82%E5%8F%AA%E8%A6%81%E5%A3%B0%E9%9F%B3%E5%93%8D%E5%BA%A6%E5%A4%9F%EF%BC%8C)
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