论数学的估算思维之难
Publisher： 国家哲学社会科学学术期刊数据库
E-ISSN： 2095-2791|volume|12|30-32
ISSN： 2095-2791
Source： 课程教学研究, Vol.volume, Iss.12, 2015-01, pp. : 30-32
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Abstract