Monthly Archives: 6 月 2020

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200607-钠的性质-10180124

200607-钠的性质-10180124

Added by 6 年 ago

24 Views0 Comments

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200621-氧化还原反应说课-22170823

200621-氧化还原反应说课-22170823

Added by 5 年 ago

24 Views3 Comments

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200621-物质的量说课-08180427

200621-物质的量说课-08180427

Added by 5 年 ago

24 Views7 Comments

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200608-非金属元素氯-08180425

200608-非金属元素氯-08180425

Added by 6 年 ago

23 Views6 Comments

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200613—乙醇的说课—22170844

200613—乙醇的说课—22170844

Added by 6 年 ago

23 Views4 Comments

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200610-氯-09180331

200610-氯-09180331

Added by 6 年 ago

22 Views0 Comments

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200616-氧化还原反应说课-22171904

200616-氧化还原反应说课-22171904

Added by 5 年 ago

22 Views4 Comments

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200607-金属钠的性质-08180429

200607-金属钠的性质-08180429

Added by 6 年 ago

22 Views8 Comments

http://v.youku.com/v_show/id_XNDcwMjQxMjEzNg==.html?x&sharefrom=iphone&sharekey=b779ef9f2ff37f3a5ba3c14a5fb464482 互评量表

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