小学数学教科书“比与比例”部分的比较研究——以人教版、北师大版、苏教版为例

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 2095-2791|volume|6|68-74

ISSN: 2095-2791

Source: 课程教学研究, Vol.volume, Iss.6, 2015-01, pp. : 68-74

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Abstract