| 求具有公共对称轴线的二圆锥曲线的公切线 |
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| 引用本文： | 张淑娟,王天敏,王娟.求具有公共对称轴线的二圆锥曲线的公切线[J].山西农业大学学报(自然科学版),1994(4). |
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| 作者姓名： | 张淑娟 王天敏 王娟 |
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| 作者单位： | 山西农业大学农机系，山西矿业学院基础部，西山矿务局 |
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| 摘 要： | 本文论述了用尺规作图规则［１］求具有公共对称轴线的两条圆锥曲线公切线的几何作图问题。
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| 关 键 词： | 投影体系，焦曲线，对称轴线，圆锥曲线，公切平面 |
FINDING THE COMMON TANGENT OF TWO CIRCULAR CONE CURVES WITH THE COMMUNAL AXIS OF SYMMETRY |
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| Zhang Shujuan,et al..FINDING THE COMMON TANGENT OF TWO CIRCULAR CONE CURVES WITH THE COMMUNAL AXIS OF SYMMETRY[J].Journal of Shanxi Agricultural University,1994(4). |
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| Authors: | Zhang Shujuan |
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| Abstract: | This paper,expounds how to get the common tangent of two circular cone curves which have the communal axis of symmetry,by compasses-ruler regulation in geometric cartograpty. |
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| Keywords: | Projuction system Focal curve Axis of symmetry circular cone curve Common tangent plane |
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