Adds a closed curve to this path.
向此路径添加一个闭合曲线。
I need to be on a closed curve to do it.
我需要在一条封闭曲线上来做。
Well, you just take a closed curve in the plane.
只需在区域中取一条封闭曲线。
If I move along this closed curve, I start at the origin.
沿这条闭曲线，从原点出发。
Draws a green closed curve through the seven points.
绘制一条经过七个点的绿色闭合曲线。
It just reminds you that you are doing it on a closed curve.
只是提醒你，是在封闭曲线上做积分。
The circumference is the distance around a closed curve.
圆周的距离是围绕一个封闭的曲线。
That's a closed curve. So, I would like to use Green's theorem.
这是封闭曲线，所以我们可以用格林公式。
And, I still want to compute the line integral along a closed curve.
但仍然想要沿着封闭曲线的线积分计算。
If we have a closed curve then the line integral for work is just zero.
如果给定一条封闭曲线，那么求所做功的线积分为零。
Also, a new method of the representation of closed curve is given.
同时得到了一种闭曲线表示的新途径。
If it is a closed curve, we should be able to replace it by a double integral.
如果是一条闭曲线，也可以用二重积分来代替的。
You can make two more segments just to close that polyline in a closed curve.
您可以进行两个部分只关闭在一个封闭的曲线，折线。
Stokes says if I have a closed curve in space, now I have to decide what kind of thing it bounds.
空间上存在一条闭合曲线，我需要看出它是什么的边界。
Each group of lines will be concluded and corrected recursively until there is a closed curve.
最终每一组线都被反复推断和纠正直到形成一个闭合的曲线。
That means when you go along a closed curve, 0 well, the change of value of a potential should be zero.
这意味着，沿一条闭合曲线，势函数的变化量是。
So, to say that a vector field with conservative means 0 that the line integral is zero along any closed curve.
一个保守的向量场就是说,沿任意闭曲线的线积分的结果是。
An algorithm for constructing rational spline closed curve which is tangent to the given polygon is described.
描述了一种与给定多边形相切的有理样条曲线的算法。
It is true actually for any closed curve that the flux out of it is going to be twice the area of the region inside.
实际上这对任何闭曲线都适用，向外的通量还是面积的两倍。
The renal parenchymal ROI: drawing a closed curve excluding the renal pelvis detentioned the radioactive tracer.
肾实质ROI：沿肾皮质外缘亦勾画一个闭合的曲线，不包括有示踪剂滞留的肾盂。
That is all pretty good.Let me tell you now what if I have to compute flux along a closed curve and I don't want to compute it.
很好，如果我们想做这样的一件事，我需要计算沿着一条闭曲线的通量，但又不想去计算。
It gives a relationship between a surface integral over an oriented surface and a line integral along a simple closed curve.
它建立了有向曲面上的曲面积分与它的边界曲线积分的关系。
The algebraic sum of the product of any point on a closed curve and the distance from this point's normal line to a fix point is zero.
任意闭合曲线上的点与该点法线到某定点距离的乘积，其代数和为零。
This paper discusses the number of sampling points necessary for 'representing the roundness error of a closed curve without distortion.
探讨了应取多少采样点才可不失真地反映连续曲线所具有的圆度值。
A closed curve is a path that repeats itself, and thus encloses one or more regions. Simple examples include circles, ellipses, and polygons.
封闭曲线的路径是循环的，包围一个或更多区域，简单的例子如圆、椭圆、多边形。
So now if I take, see, I can form a single closed curve that will enclose all of this region with kind of an infinitely thin slit here counterclockwise.
如果这么做的话，就能得到区域上的一条闭合曲线,它包围了这个区域。
To remind ourselves that we are doing it along a closed curve, very often we put just a circle for the integral to tell us this is a curve that closes on itself.
为了提醒我们是在封闭曲线上做积分，经常在积分符号上加个圆圈，告诉我们，这条曲线自我封闭。
A false target criterion is introduced to distinguish between potential false objects and true beacon which based on the closed curve fitting of image edge.
提出一种基于图像边缘闭曲线拟合的虚警判据，能对潜在假目标进行准确的识别判断。
Closed curve, one of the conic sections of analytic geometry, consisting of all points whose distances from each of two fixed points (foci) add up to the same value.
解析几何中圆锥截线的一条封闭曲线，包含了与两个定点(焦点)之距离呈等值增加的所有点。
You know it's automatically OK because if you have a closed curve, then the vector field is, I mean, if a vector field is defined on the curve it will also be defined inside.
它必然成立，因为如果给出一条闭合曲线，然后向量空间是…，我是指，向量空间在曲线上有定义，当然在区域内部也有定义。
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