画出该曲线两个分支的两条切线。
海尔兄：沿着旋涡的切线方向。全速冲出！
EB: We are rushing out on the tangent of the whirlpool. Full speed!
这上面有一个帽子表示它是单位矢量，T表示它是切线。
It has a hat because it's a unit vector, and t because it's tangent.
我们知道fx和fy是,曲面上两条切线的斜率。
We know that f sub x and f sub y are the slopes of two tangent lines to this plane, two tangent lines to the graph.
切线参数，设定了线切断后缩放仪移动的总路程。
Thread Cut parameter that sets the amount of pantograph movement after a thread trim.
SVG可以使图像转向，以便它总是面向它所移动方向的切线。
SVG can turn an image so it always faces the tangent of the line it is following.
接触角是角之间的切线的联络点和水平线的固体表面。
The contact Angle is the Angle between the tangent line at the contact point and the horizontal line of the solid surface.
这里，△r应该是近似等于。。。,它的方向是轨道的切线方向。
And now, delta r should be essentially roughly equal to, well, its direction will be tangent to the trajectory.
离去角：汽车后端突出点向后轮引的切线与地面的夹角。
Departure Angle: back-end automotive primer highlights the tangent to the rear of the Angle with the ground.
一个给定点的导数不过就是一条切线的斜率轻吻了那个点。
A derivative at a given point is just the slope of the tangent line that kisses that point.
松散岩块的切线模量和割线模量均与轴向应变呈指数相关性。
Both the tangential modulus and secant modulus are exponential with axial strain.
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.
他的样本跨度比我的要大多了，所以他得出的切线资产组合会和我的不同。
Now, he's using a much longer sample than I did, so he's not going to get this tangency portfolio that I did.
在图片中，一个KIK锁芯在切线处被钻孔，以便让锁芯自由的转动。
In this photo, the plug of a KIK cylinder has been drilled at the shear line, allowing the plug to freely rotate.
上盘岩块相对地变动不大，而其下的矿石带却具有许多切线运动的证据。
The hanging wall block is relatively little disturbed, but the ore zone beneath bears abundant evidence of tangential movements .
换种我认为更贴近事实的说法，它们是通过赋值而得到切线的近似值的，一种占位符。
Another way to say it, and I think that is probably closer to the truth, is that these things are somehow placeholders to put values and get a tangent approximation.
小曲率和严重倾斜的支撑能在只允许切线运动的支撑上引起过度的侧向热力。
Sharp curvature and sharply skewed supports can cause excessive lateral thermal forces at supports if only tangential movement is permitted.
泵壳应该有适当的肋骨，按切线方向排放，能够再加固以支撑电机总成的重量。
The pump casing shall be suitably ribbed, have tangential discharge, and be reinforced to support the weight of the motor assembly.
泵壳应该有适当的肋骨，按切线方向排放，能够再加固以支撑电机总成的重量。
The pump casing shall be suitably ribbed have tangential discharge and be reinforced to support the weight of the motor assembly.
泵壳应该有适当的肋骨，按切线方向排放，能够再加固以支撑电机总成的重量。
The pump casing shall be suitably ribbed have tangent ial discharge and be reinforced to support the weight of the motor assembly.
原始的材质贴图坐标和高度数据已经在切线空间中了，因此视向量最好也能如此。
The original texture coordinate and height values are already represented in tangent space, so the eye vector must be as well.
从视觉上看，我们要做的是，想办法，在这个反函数，在反函数上取一个点，设法找出切线。
And visually what we're accomplishing is somehow to take the hyperbola, and take a point on the hyperbola, and figure out some tangent line.
资本资产定价模型是非常重要的模型-，假设每人是理性的，并持有切线资产组合。
The asset pricing model — and this is critical — assumes everyone is rational and holds the tangency portfolio.
切线是一条直线，刚好接触到曲线，所以跑切线是从一个弯道跑到另一个最短的距离。
A tangent is a straight line that just touches a curve, so the concept of "running the tangents" is to run the shortest distance possible by running straight from one curve to the next.
有多少设计是限于创造工具而被迫选择了正切的造型形式(比如有切线限制的实体建模软件)？
How many are tangentially sculpted because of the tools of creation (tangent-restricted solid modeling software)?
创建表面使用扫描第2轨与相切选项。为了实现切线选项，您将必须建设中的表面部分。
Create the surface using sweep 2 rails with the tangency option on. To achieve tangent option you will have to build the surface in parts.
如果两个等高线相切，说明它们的切线相同，也就是说他们的法向量应该平行，我再在这里画个图。
If the two level curves are tangent to each other that means they have the same tangent line. That means that the normal vectors should be parallel. Let me maybe draw a picture here.
视向量能够在全局坐标系中通过视点坐标减去表面坐标来创建，并且要把结果转换到切线空间中。
The eye vector can be created in global coordinates by subtracting a surface position from the eye position and transforming the resulting vector into tangent space.
视向量能够在全局坐标系中通过视点坐标减去表面坐标来创建，并且要把结果转换到切线空间中。
The eye vector can be created in global coordinates by subtracting a surface position from the eye position and transforming the resulting vector into tangent space.
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