Chrome，
QQ浏览器
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![青岛五四制数学五上《10回顾整理——总复习》[王老师]全国一等奖｜优质课视频｜公开课视频｜比赛视频｜获奖课件｜课堂实录｜小学数学](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F15c79770cf203225c6784ceefc220472eed95f71.jpg%40672w_378h_1c_%21web-search-common-cover)
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![青岛五四制数学五上《3信息窗四（长方体和正方体的体积）》[刘老师]全国一等奖｜优质课视频｜公开课视频｜比赛视频｜获奖课件｜课堂实录｜小学数学](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F0c6acb07be4b471fefa290640b61374a0c253457.jpg%40672w_378h_1c_%21web-search-common-cover)
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播放：2 时间：2025-10-02简介：
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![青岛五四制数学五上《10回顾整理——总复习》[王老师]全国一等奖｜优质课视频｜公开课视频｜比赛视频｜获奖课件｜课堂实录｜小学数学](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F15c79770cf203225c6784ceefc220472eed95f71.jpg%40672w_378h_1c_%21web-search-common-cover)
![青岛五四制数学五上《3信息窗四（长方体和正方体的体积）》[刘老师]全国一等奖｜优质课视频｜公开课视频｜比赛视频｜获奖课件｜课堂实录｜小学数学](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F0c6acb07be4b471fefa290640b61374a0c253457.jpg%40672w_378h_1c_%21web-search-common-cover)
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