一题多解,“圆”来如此筒单——基于“三角函数的图象”的课例研析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-1969|volume|20|36-37

ISSN: 1672-1969

Source: 数学之友, Vol.volume, Iss.20, 2017-01, pp. : 36-37

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Abstract