1) point of common coupling
共联点
4) concurrent
[英][kən'kʌrənt] [美][kən'kɝənt]
共点
1.
Using these theorems,we can obtain some concurrent results,including the famous Brianchon theorem for elliptic circumscribed hexagons and quadrilaterals easily.
本文给出椭圆类二次曲线外切n边形(n≥4)中有向面积的一些定值定理,并据此得出椭圆外切n边形中多达n(n-3)个三线共点的点,以及射影几何中著名的Brianchon定理等结论。
2.
We obtain a fixed value theorem for directed areas in parabolic circumscribed polygons,and thus deduce as many as n(n-3) concurrent points of three lines in parabolic circumscribed polygons and the famous Brianchon Theorem for parabolic circumscribed hexagons and quadrilaterals,etc.
利用有向面积定值法,对抛物线外切多边形中的对角线三角形和切点三角形之间的关系进行研究,得到抛物类二次曲线外切n边形(n≥4)中有向面积的一个定值定理,并据此推出抛物线外切多边形中三线共点的点多达n(n-3)个,以及射影几何中著名的Brianchon定理等结论。
3.
We obtain a fixed value theorem for directed areas in hyperbolic circumscribed polygons, and thus deduce as many as n(n-3) concurrent points of three lines in hyperbolic circumscribed polygons, and the famous Brianchon Theorems for elliptic circumscribed hexagons and quadrilaterals, etc.
得到双曲类二次曲线外切n边形(n≥4)中有向面积的一个定值定理,并据此推出双曲外切多边形中三线共点的点多达n(n-3)个,以及射影几何中著名的Brianchon定理等结论。
5) common point
共点
1.
In this paper, the common point problem of camber tangent plane in 3-D spaceshave been introduced to N-D Eucilidean Spaces.
本文将三维空间曲面的切平面的共点问题，推广到ｎ－维欧几里德空间曲面的切平面的共点问题，并取得较好的成果。
6) eutectic point
共晶点，低共熔点
补充资料：共点力
作用在物体上同一点的几个力。在分析物体的受力情况时，常把作平动的物体看成质点，这时物体所受的几个力就可看成共点力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条