tangent point

基本解释

The locus of space tangent point and the arc segment of deck at side are obtained based on the above conditions.
在此基础上，求出首圆弧空间切点线和甲板边线的修正段。
The results show that the bifurcation phenomenon occurs under certain conditions and it occurs at the tangent point of the characteristic curve of the system.
结果表明：在一定条件下，低干度自然循环两相流动系统存在静态分岔现象，静态分岔点出现在特征曲线的切点上；
In this paper, some relations of the invariants concerning the simplex and its tangent point simplex, are given and then, an inequality for the dihedral angles of a simplex is also presented.
本文首先给出单形的不变量和它的切点单形的不变量之间的若干关系式，然后再给出一个关于单形二面角的不等式。

So the velocity at any part of the curve is tangent to the curve at that point.
曲线上任意一点的速度,都在该点和曲线相切
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