Chrome，
QQ浏览器
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播放：3 时间：2024-06-19简介： -
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![[基础]高中数学必修第二册 8.6空间直线、平面的垂直](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F6dbd6f66f97fe6faaddf5a607ed785e7edc9323b.jpg%40672w_378h_1c_%21web-search-common-cover)
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![[基础]高中数学必修第二册 8.4空间点、直线、平面之间的位置关系](//imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F12507671023ad60668659680bcce9346705884c2.jpg%40672w_378h_1c_%21web-search-common-cover)
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![[高一春季9]立体几何线面垂直，究竟如何理解？](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F64cd79ef05c2e20fa768b7506887455d9678306e.jpg%40672w_378h_1c_%21web-search-common-cover)
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播放：6 时间：2024-06-20简介： -
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![[基础]高中数学必修第二册 8.1基本立体图形](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F44fc571aa8bef24bf021d97541d826943ef4194e.jpg%40672w_378h_1c_%21web-search-common-cover)
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播放：11 时间：2024-06-19简介：
![[基础]高中数学必修第二册 8.6空间直线、平面的垂直](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F6dbd6f66f97fe6faaddf5a607ed785e7edc9323b.jpg%40672w_378h_1c_%21web-search-common-cover)
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![[高一春季9]立体几何线面垂直，究竟如何理解？](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F64cd79ef05c2e20fa768b7506887455d9678306e.jpg%40672w_378h_1c_%21web-search-common-cover)
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