音高
就是声音的高低,它主要取决于声波的频率。
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/380214.html
上一篇:Protecting the fewHow we live our lives affects the environment. The environment is all the things around you. All across earth, humans are ____1____the environment in small and large ways. We cut done trees to build houses. We plow fields to ___
下一篇:教育深化