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- In this paper, a fixed value theorem for directed areas of a kind of triangles in elliptic circumscribed polygons is obtained, thus some results, including the famous Brianchon theorem for elliptic circumscribed triangles, are deduced easily. 本文给出椭圆外切 2n +1边形中一类切顶线三角形有向面积的一个定值定理及其若干推论 ,其中包括射影几何中著名的Brianchon定理在椭圆外切三角形中的情形
- The Maximum Area of Regular Circumscribed Triangles out of a Triangle 三角形外接正三角形的最大面积
- He outlined the triangle in red. 他用红笔画出三角形。
- The angles of a triangle total 180. 三角形的三角之和等于180°。
- She hungered for some contact outside her own circumscribed world. 她渴望跳出自己的小圈圈与外界有所接触。
- circumscribed triangle 外切三角形
- The patient's activities are circumscribed. 那个病人的行动是受限制的。
- Their activities were severely circumscribed. 他们的活动受到严格限制。
- He tried to prove that the triangle was isosceles. 他想证明那个三角形是等腰的。
- He swept a triangle with his finger. 他用手指在空中画了个三角形。
- Shall we sign a triangle trade agreement? 我们订一个三角贸易协议好吗?
- The hexagon circumscribed the square. 六角形外接正方形。
- A right triangle has a right angle. 直角三角形有一个角是直角。
- Begin in the center nape triangle. 在中心项三角形中开始。
- The 3 altitudes of a triangle are concurrent. 三角形的三个高共点。
- We generate a conforming triangle as follows. 现在我们通过下述方式构造一个相容的三角形。
- He is having a sandwich triangle. 他正吃一个三角形三明治。
- The side of a triangle subtends the opposite angle. 三角形的边对着对角
- He was the first to spy the triangle fin of a shark coming towards us. 他第一个发现一条鲨鱼的三角形鳍向我们游来。
- His illness circumscribed his activities. 疾病限制了他的行动
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海词词典，十七年品牌
