1) tangent-points-plane
切点面
1.
By a uniform equation of the tangent plane of quadratic surface in any point,an equation of the tangent-points-plane of the relative surface is established in this article.
本文利用二次曲面上任意一点P0 (x0 、y0 、z0 )处的切平面的统一方程 (用x0 x、y0 y、z0 z、12 (x0 y +xy0 )、12 (x0 z +xz0 )、12 (y0 z +yz0 )、12 (x0 +x)、12 (y0 +y)、12 (z0 +z)分别替换二次曲面方程中的x2 、y2 、z2 、xy、xz、yz、x、y、z项 ) ,给出了切点面的方程 。
2) unode
[ʌn'əud]
单切面结点
3) unode of a surface
单切面重点
4) triplanar point
三切面重点
5) binode of a surface
二切面重点
6) point of tangency
切点
1.
Starting from loading conditions of lifting steel wire ropes, this paper makes more detailed analysis on the static stresses of the steel wire ropes, pointing out that the maximum loading point is at the point of tangency of steel wire rope's pendulous section and the hoisting sheave.
从提升钢丝绳的受力情况入手 ,对钢丝绳静应力做了较详细的分析 ,指出钢丝绳在悬垂段与天轮切点处为最大受力
2.
This paper studied the case that there is a known point of tangency of a circle and a parabola while the center of the circle is on the recession of the parabola.
应用数形结合的方法,研究了已知圆与抛物线有一个切点,而圆心在切点处抛物线的凹向的情形。
补充资料：不看金面看佛面
1.同"不看僧面看佛面"。
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