什么波长频率的超声波能穿透水和雪,但是遇石头金属玻璃等物质就反射回来!别说没有,声纳就是能在水中传播测深度!
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 12:09:23
![什么波长频率的超声波能穿透水和雪,但是遇石头金属玻璃等物质就反射回来!别说没有,声纳就是能在水中传播测深度!](/uploads/image/z/6394051-19-1.jpg?t=%E4%BB%80%E4%B9%88%E6%B3%A2%E9%95%BF%E9%A2%91%E7%8E%87%E7%9A%84%E8%B6%85%E5%A3%B0%E6%B3%A2%E8%83%BD%E7%A9%BF%E9%80%8F%E6%B0%B4%E5%92%8C%E9%9B%AA%2C%E4%BD%86%E6%98%AF%E9%81%87%E7%9F%B3%E5%A4%B4%E9%87%91%E5%B1%9E%E7%8E%BB%E7%92%83%E7%AD%89%E7%89%A9%E8%B4%A8%E5%B0%B1%E5%8F%8D%E5%B0%84%E5%9B%9E%E6%9D%A5%21%E5%88%AB%E8%AF%B4%E6%B2%A1%E6%9C%89%2C%E5%A3%B0%E7%BA%B3%E5%B0%B1%E6%98%AF%E8%83%BD%E5%9C%A8%E6%B0%B4%E4%B8%AD%E4%BC%A0%E6%92%AD%E6%B5%8B%E6%B7%B1%E5%BA%A6%21)
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