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Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

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港口规划与布置


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电力系统分析


以潮流、故障和稳定计算为核心，系统学习电力系统运行、调节、故障分析与稳定性分析的方法。
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以重要历史人物为线索，梳理鸦片战争以来中国社会发展、革命、建设与改革的历史进程。
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公共政策学


要想走得又快又稳，公共政策引你前行。走进政策学，成就管理者。
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中国法制史


梳理中国法律制度从夏商至当代的发展脉络，聚焦西周礼法关系与唐律的形成及影响。
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以马克思主义新闻观为主线，学习新闻定义、新闻价值、新闻自由、新闻伦理法治及新媒体与数据新闻。
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