依托生活情境 提升数学感悟——三年级数学上册《吨的认识》教学案例与反思

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1001-8875|volume|34|14-15

ISSN: 1001-8875

Source: 数学教学通讯, Vol.volume, Iss.34, 2016-01, pp. : 14-15

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Abstract