上数学课要“任性”些

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1005-9741|volume|1|38-41

ISSN: 1005-9741

Source: 河北理科教学研究, Vol.volume, Iss.1, 2017-01, pp. : 38-41

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Abstract