Chrome，
QQ浏览器
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播放：10 时间：2024-06-20简介： -
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播放：23 时间：2024-06-20简介： -
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![[九下历史PPT版]/第6课 工业国家的社会变化](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F3972cccec53380f2836a1732acdecf86863d623a.jpg%40672w_378h_1c_%21web-search-common-cover)
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