北6数下《面的旋转》微课

https://v.qq.com/txp/iframe/player.html?vid=c0183mzov7v&width=500&height=375&auto=0

https://v.qq.com/txp/iframe/player.html?vid=r0186umawp4&width=500&height=375&auto=0

复制打开网址 www.1ydt.com 下载完整全册word教案试卷及PPT课件点击阅读原文看全部教学内容

https://v.qq.com/txp/iframe/player.html?vid=m018385lp68&width=500&height=375&auto=0