高一物理题利用超声波遇到物体发生反射,可测定物体运动的有关参量.利用超声波遇到物体发生反射,可测定物体运动的有关参量.在图6甲所示中仪器A和B通过电缆线连接,B为超声波发射与接收
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![高一物理题利用超声波遇到物体发生反射,可测定物体运动的有关参量.利用超声波遇到物体发生反射,可测定物体运动的有关参量.在图6甲所示中仪器A和B通过电缆线连接,B为超声波发射与接收](/uploads/image/z/6506834-50-4.jpg?t=%E9%AB%98%E4%B8%80%E7%89%A9%E7%90%86%E9%A2%98%E5%88%A9%E7%94%A8%E8%B6%85%E5%A3%B0%E6%B3%A2%E9%81%87%E5%88%B0%E7%89%A9%E4%BD%93%E5%8F%91%E7%94%9F%E5%8F%8D%E5%B0%84%2C%E5%8F%AF%E6%B5%8B%E5%AE%9A%E7%89%A9%E4%BD%93%E8%BF%90%E5%8A%A8%E7%9A%84%E6%9C%89%E5%85%B3%E5%8F%82%E9%87%8F.%E5%88%A9%E7%94%A8%E8%B6%85%E5%A3%B0%E6%B3%A2%E9%81%87%E5%88%B0%E7%89%A9%E4%BD%93%E5%8F%91%E7%94%9F%E5%8F%8D%E5%B0%84%2C%E5%8F%AF%E6%B5%8B%E5%AE%9A%E7%89%A9%E4%BD%93%E8%BF%90%E5%8A%A8%E7%9A%84%E6%9C%89%E5%85%B3%E5%8F%82%E9%87%8F.%E5%9C%A8%E5%9B%BE6%E7%94%B2%E6%89%80%E7%A4%BA%E4%B8%AD%E4%BB%AA%E5%99%A8A%E5%92%8CB%E9%80%9A%E8%BF%87%E7%94%B5%E7%BC%86%E7%BA%BF%E8%BF%9E%E6%8E%A5%2CB%E4%B8%BA%E8%B6%85%E5%A3%B0%E6%B3%A2%E5%8F%91%E5%B0%84%E4%B8%8E%E6%8E%A5%E6%94%B6)
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