再次走进三角形的世界——课改“平面图形的认识之三角形”教学设计

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1001-8875|volume|14|32-33

ISSN: 1001-8875

Source: 数学教学通讯, Vol.volume, Iss.14, 2017-01, pp. : 32-33

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Abstract