巧用平面几何知识证明圆锥曲线的一条统一性质
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1002-4123|volume|2|31-33
ISSN: 1002-4123
Source: 中学数学教学, Vol.volume, Iss.2, 2017-01, pp. : 31-33
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Abstract