Category: 17级

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200528-等差数列前n项和-22170620

Added by 5 年 ago

48 Views8 Comments

https://v.youku.com/v_show/id_XNDY5MDAyODAzNg==.html

200528-等差数列求和1-22170638

Added by 5 年 ago

54 Views7 Comments

200604-平方差公式2-22170609

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39 Views7 Comments

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200604-平方差公式-22170645

Added by 5 年 ago

20 Views6 Comments

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200611-平方差公式说课-22170640

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83 Views8 Comments

200519-太陽在地球上空的方位與位置-22171010

Added by 5 年 ago

64 Views8 Comments

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20200514-冷锋与暖锋-22171020

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42 Views4 Comments

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200519-热力环流实验-22171030

Added by 5 年 ago

59 Views8 Comments

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200519-探究地上河的成因-22171031

Added by 5 年 ago

75 Views8 Comments

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200528-气压带和风带的形成-22171020

Added by 5 年 ago

86 Views6 Comments

https://survey.nnuteachskill.com/index.php?r=survey/index&sid=956437&lang=zh-Hans