让外显规律与数学本质“相遇”——“间隔问题”教学改进

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1674-4632|volume|3|104-107

ISSN: 1674-4632

Source: 教育研究与评论, Vol.volume, Iss.3, 2015-01, pp. : 104-107

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Abstract