技能训练视频平台

190315-燃烧的条件-09160310

Added by 09160310 7 年 ago

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200611-等差数列前n项和说课-22160714

Added by 22160714 5 年 ago

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190524—氧化还原反应—22160840

Added by 22160840 6 年 ago

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200611-平方差公式说课-22170608

Added by 22170608 5 年 ago

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190621-人类对原子结构的认识-26160132

Added by 26160132 6 年 ago

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200626-大规模的海水运动说课-10180621

Added by 10180621 5 年 ago

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190423-动能和动能定理-22160731

Added by 22160731 7 年 ago

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190423-动能和动能定理-22160731—其他—视频高清在线观看-优酷 https://v.youku.com/v_show/id_XNDE1NTQ1NDgyOA==.html?spm=a2h3j.8428770.3416059.1