淘尽黄沙始见金——初中一年级行程问题(相遇和追及问题)之剖析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1001-8875|volume|11|53-54

ISSN: 1001-8875

Source: 数学教学通讯, Vol.volume, Iss.11, 2017-01, pp. : 53-54

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Abstract