Category: 19级

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220505-习题课-08190404

Added by 2 年 ago

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220414-复习课-08190404

Added by 2 年 ago

68 Views0 Comments

220609-元素化合物说课 氯及其化合物-08190404

Added by 2 年 ago

45 Views0 Comments

220519-氧化还原反应说课-26190429

Added by 2 年 ago

17 Views1 Comments

190609-钠及其化合物说课-26190429

Added by 2 年 ago

33 Views1 Comments

氯气的性质说课

Added by 2 年 ago

29 Views7 Comments

氧化还原反应复习课

Added by 2 年 ago

26 Views7 Comments

氧化还原反应说课

Added by 2 年 ago

44 Views7 Comments

220602-元素课说课-08190125

Added by 2 年 ago

20 Views0 Comments