Chrome，
QQ浏览器
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![人教A高中数学必修二4.2.1 直线与圆的位置关系[王芳]【市一等奖】优质课](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fe27a67ad564aabd76a879c9333985548c051c41c.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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播放：7 时间：2024-06-19简介： -
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播放：20 时间：2024-06-19简介： -
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![人教A高中数学必修二4.2.1 直线与圆的位置关系[王芳]【市一等奖】优质课](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fe27a67ad564aabd76a879c9333985548c051c41c.jpg%40672w_378h_1c_%21web-search-common-cover)
![[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](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F12507671023ad60668659680bcce9346705884c2.jpg%40672w_378h_1c_%21web-search-common-cover)
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