给出了一种基于等高线求解坡度约束下曲面上两点间最短路径的搜索算法。
A path searching algorithm using contour is presented to obtain the shortest path between two points on a curved surface under the slope constraint.
文摘：给出了一种基于等高线求解坡度约束下曲面上两点间最短路径的搜索算法。
Abstract: a path searching algorithm using contour is presented to obtain the shortest path between two points on a curved surface under the slope constraint.
添加一下曲面修改，然后我就有了这个几何体。我之所以更喜欢使用样条函数是因为这样速度会比较快和编辑的效率也比较高。
Added a surface modifier and bam, I had the geometry. I prefer to work with splines just because of the speed and editable efficiency.
现在必须得停一下了，之前说到的，可以通过把坐标系变换到某平面上，那些曲面都是平的。
Now, this has to stop somewhere. I can start claiming that I can somehow bend my coordinates to a plane, any surface is flat.
但是事实上它就是，如果你考虑一下的话，就是在给定点上的，最好的近似曲面的平面。
But, it's really, if you think about it, you will see it's really the plane that's approximating the surface in the best way that you can at this given point.
我们看看这里，如果我们沿着这条路走，曲面就在我们的右边，我们应该是把它颠倒一下，这个法向量也应该向下。
Ok, if we look at it near here, if we walk along this way, the surface is to our right.so, we should actually be flipping things upside down. The normal vector should be going down.
如果该曲面过原点，只需稍微摆动一下，就能保证它不再经过原点。
Well, if that surface passes through the origin, just wiggle it a little bit, you can make sure it doesn't pass through the origin anymore.
在不需要重建曲面模型的情况下，找到每一个数据点的法矢，在该法矢方向上补偿一个球头半径实现了测头半径的三维补偿。
The normal vector of each data point is calculated without reconstructing surface, and then realizing radius compensation with probe radius by going along normal vector.
以这种分析为基础，计算了在特定要求下筛篮的合理曲面形状。
A computing method for a proper screen surface of the centrifuge that can meet specific requirements is given.
实验表明这种方法解决了对架设状态下大曲面的检测问题，检测精度可达亚毫米级。
The problem of large curved surface measurement while it is erected was solved by this method with sub-millimeter precise, which was shown though some experiments.
对上述结果通过曲面插值和线性拟合的办法可以得到其它非测试状态点下的物理量，从而得到发动机余热计算所需的数据。
Resulted in the adoption of the above surface fitting and linear interpolation can be other non-test state of the physical point, in order to get the necessary calculation of the engine heat data.
由传动装置、下掠式搅拌叶轮、弧形复曲面、导流装置、槽体部件组成。
It Is composed of drive equipment, sweep down mixing impeller, arc surface, flow guiding device and slot body.
数学上，最小曲面指的是（在给定边界条件下的）面积最小曲面。
Mathematic minimal surface is a surface of minimal area under prescribed boundary condition.
在一定条件下，给出了一个从曲面出发的大范围调和映照的存在性定理。
Under a suitable condition, this paper gives an existence theorem for harmonic maps from surfaces to certain Riemannian manifolds in a large scale.
通过对仿真结果的分析，总结出典型运动形式下复杂直纹曲面电火花线切割加工系统加工空间直纹曲面的一般规律。
After the simulating results are analyzed, some general rules of machining complex ruled surface by means of WEDM system under typical motion types are figured out.
机械制造问题一般是在给定加工曲面的条件下，求加工此曲面的工具形态和工具相对工件的运动。
The problem of the mechanical manufacture is usually to solve the tool shape of the camber and the motion of the tool to the workpiece under the working camber is given.
介绍离散形式下的曲面边界检测问题及研究进展。
In this chapter the problem and recent developments about boundary detection for surfaces in discrete forms is summarized.
研究结果表明 ，在上述最佳目标—雷达站几何下 ，椭球形误差二次曲面变为圆球形误差二次曲面。
The equation of second order curved surface forming an error ellipsoid is also given. Results of study show that the error ellipsoid becomes…
摆脱了把艺术品固定在墙上的常规博物馆关系，曲面墙和自高处而下的光线使得地面上的艺术品像漂浮于空中。
Freed of a normal museum relationship of wall mounted works, the curving walls and the light from above enable the pieces on the floor to simply levitate.
三稳定格子结构单元有三个稳定形状，三个稳定形状是平面矩形格子、下凹曲面格子和上凹曲面格子。
Each tristable lattice structure unit has three stable shapes, wherein the three stable shapes are planer rectangular lattices, lower concave curved lattices and upper concave curved lattices.
本文根据二次曲面方程的分类，分别讨论了二次曲面在十七种标准形式下的直纹性。
This article, according to the classification of the quadric, under the 17 kinds normal form of the quadric, discussed the rectilinearity of the quadric respectively.
在较弱条件下研究了凸闭曲面的调和映射问题。
In this paper, under some weak conditions, we have discussed the harmonic mappings of sur-faces.
在CATIA环境下进行曲面拟合，完成三维数字化实体的重建，并生成可直接可供快速原型机的STL文件。
Three-dimensional digital human body can be reconstructed with the CATIA software, and the point cloud file can be translated to the STL file that can be used in RPM directly.
在CATIA环境下进行曲面拟合，完成三维数字化实体的重建，并生成可直接可供快速原型机的STL文件。
Three-dimensional digital human body can be reconstructed with the CATIA software, and the point cloud file can be translated to the STL file that can be used in RPM directly.
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