平面内直线与二次曲线分有向线段所成的比

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-2094|27|5|167-168

ISSN: 1672-2094

Source: 四川职业技术学院学报, Vol.27, Iss.5, 2017-01, pp. : 167-168

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Abstract