The conversation went off on a tangent.
谈话突然偏离了正题。
It is really the tangent plane.
它确实就是切平面。
That is how we get the tangent plane.
这样我们就得到了切平面。
That's the equation of a tangent plane.
这就是切平面的方程。
And that line is tangent to the surface.
一条与曲面相切的直线。
The direction is tangent to the trajectory.
方向就是轨道的切线方向。
That's one way to define the tangent plane.
这是定义切平面的方法。
Then, if I choose any vector in that tangent plane.
那么如果我选择了任何位于切平面的向量。
Do I need to draw a tangent line of this circle?
我需要画出这个圆的一条切线吗？
Final tangent space normal map for the character.
最终得到的角色的相切空间的法线贴图。
It's going to be tangent to the level surface, right?
它是与等值面相切的，对不对？
You ask them a question, and they go off on a tangent.
你问他们一个问题，他们就开始跑题。
The second category is the demand curve tangent problem.
第二类问题是求曲线的切线的问题。
Let's think about the tangent plane with regard to a function f.
我们来考虑，关于函数f的一个切平面。
And you know this is just what sine, cosine, and tangent are.
你知道这仅仅是正弦，余弦和正切的。
Reporter: Where did your handle, "The Dark Tangent" come from?
记者：你的网名“黑暗切线”是怎么来的？
Heidegger's question about "thing" is tangent the "being" problem.
海德格尔对于物的追问相切于他对整个存在问题的追问。
I wish I was your derivative so I could lie tangent to your curves.
我希望我是你的导数，这样我就能成为一条切线，躺在你的曲线上。
If we were moving on the tangent plane, this would be an actual equality.
如果我们在切平面上移动，这将会是一个真正的等式。
To achieve tangent option you will have to build the surface in parts.
为了实现切线选项，您将必须建设中的表面部分。
For? 0 we naturally get a circle; for? 0 we obtain two tangent circles.
对？0我们当然得到一个圆；对？ 0得到两个相切的圆。
Tangent measures can be used to describe the local behavior of a measure.
切测度可用来刻画一个测度的局部性态。
But, actually, that is not true because here the circle is tangent to the axis.
但实际上，这是不对的，因为这个圆与这个坐标轴相切。
The plane that contains all the lines tangent to a specific point on a surface.
包含所有在表面上的一个特殊的点相切的线的平面。
Note that this code calculates the tangent each time - this is only for clarity.
注意：这代码每次只计算正切—这只是为了清晰。
An application programmer must supply a tangent, binormal, and normal at each vertex.
程序员必须提供每个顶点的切线、副法线和法线。
At unstable state the formula of calculating unstable time using tangent Angle is established.
对于失稳的情况，建立了用割线角估算失稳时间的一般公式。
At unstable state the formula of calculating unstable time using tangent Angle is established.
对于失稳的情况，建立了用割线角估算失稳时间的一般公式。
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