汉英词典
Chinese-English Dictionary
MEANING OF 切线
切线 (切線)
tangent line (geometry)
〈名〉平面内和圆只有一个交点的直线叫做圆的切线;和球面只有一个交点的直线叫做球的切线。
qiè/qiē 线 () xiàn
EXAMPLE SENTENCES

方向就是轨道的切线方向。

The direction is tangent to the trajectory.

第二类问题是求曲线的切线的问题。

The second category is the demand curve tangent problem.

检查工艺文件,如MBOM,切线计划,等。

Check the file, like MBOM, cutting plan, etc.

我需要画出这个圆的一条切线吗?

Do I need to draw a tangent line of this circle?

如果你想要严格的近似等式,那就意味着我们要用切线逼近来取代原函数。

If you want strict equalities in approximations means that we replace the function by its tangent approximation.

利用《高等几何》的观点、方法解决《解析几何》中的二次曲线的切线的存在性与求法问题。

To solve the problem about determinant and solution to tangent line of curve of second order in Analytic Geometry with viewpoint and methods of Higher Geometry.