This paper studied on free curved surface reconstruction of hand-drawing with reverse technology and "point-surface" CAD model reconstruction.
采用逆向技术路线，通过“点-面”的CAD模型重构过程对不能或不便用CAD功能来表达的手绘图案自由曲面重构进行了研究。
Using the related analysis method, this article deals with the point-surface conversion of the side fluctuating pressure which ACTS on plane, cylinder and sphere in hydraulic buildings in detail.
利用相关分析方法，详细讨论了作用于水工建筑物的平面、柱面和球面上的边壁脉动压力的点面转换关系，推导出面脉动荷载的解析表达式。
Basically, the purpose of this indexer is to return a point corresponding to a given row and column on the drawing surface. Follow these steps.
本质上，该索引器的目的是返回一个与绘制面上已知的行和列相对应的点。
And, so now I'm going to have a point on that and it's going to move on that surface.
然后我在这平面有一个点，这个点在平面上移动。
These magnets will generate local magnetic fields that point in opposite directions at different points on the chip's surface.
这些磁铁可产生局部磁场，从相反的方向作用于芯片表面不同位点。
This paper introduces the GIS space point? Line? Surface entity model based on topology data and the automatic topology model which is based on the objects model.
介绍了以拓扑关系数据为基础的GIS空间点、线、面对象实体模型，给出了基于对象实体模型的自动拓扑关系模型。
These formulae are suitable for any contacting point of tooth surface meshing.
这些公式适用于齿面啮合的任何接触点。
Cohesion and conversion designer flexibility in the use of "point, line, surface", with the LED lighting design, showing the infinite vision changes, achieve brilliant appearance.
设计师灵活使用“点、线、面”的衔接与转换，配合LED灯光设计，呈现出无穷的视觉变幻，达到夺目的外观效果。
In some high_precision color reproduction applications, there is a need to obtain spectral reflectance of each point on the objects surface.
一些对颜色重现要求较高的应用领域需要获取目标表面上各点的光谱反射率。
Mobility is an important concept for vibration isolation and vibration response characteristics of a structure can be represented essentially by its point mobility on its surface.
导纳是衡量结构动态特性的重要指标，任何结构的振动响应特性本质上都可以用结构表面各点的导纳来表示。
Focus locking system has been changed from point fixing to surface fixing utilizing a ring and internal mechanical structure designed for high vibration resistance.
对焦锁定系统已经从点固定改变为面固定，其原理是利用一个圆环及内部为高抗震性而设计的机械结构来实现的。
First, grating is projected on measured free surface, and height data of each point on free surface is measured by the grating projection method.
首先将矩形光栅投影在被测表面上，利用光栅投影法测量自由曲面上每点高度信息。
Cloud point values, surface tension, washing and dishwashing performance, foaming power, foaming stability indices, and anti-greying efficiency were determined.
测定了浊点、表面张力、去污力、洗盘能力、起泡力、泡沫稳定性和抗灰尘沉积能力。
This paper proposes a geometry image representation based progressive transmission of point cloud surface on the network.
文章提出了基于几何图像表示的点云曲面网络渐进传输方法。
Shape forming in artistic design actually depends on an ingenious application of point, line and surface.
设计作品中形的构成，其实就是点、线、面的巧妙运用。
After establishing the topology relationship of scattered points, the mesh surface model of point data is reconstructed by triangulation.
建立了散乱点云数据之间的拓扑信息，对点云数据进行三角剖分重构网格曲面模型。
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.
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 cutting test on machine DMC64V with the optimized drive proved that the machine could work more stable and almost eliminate the problems such as rough surface and overshot point surface.
通过DMC64 V机床加工的实践证明，驱动优化后的机床运行稳定，大大减少和消除了加工中的表面过切、表面麻点问题。
At one point in the documentary, Hawking describes how feet would be useful for any life form that has evolved on a solid surface.
记录片中，霍金曾一度讲到对于在固体表面进化的任何生命形态而言，脚都是极其重要的。
All of this information gives scientists a picture of what the surface layer of dirt looks like now and whether or not it might have been a habitable area at some point in the planet's past.
所有的这些信息给科学家们展示了一幅土壤表层现在的图画，也说明了该星球在过去某一时间是否为一个适合居住的地方。
Please pay attention to the subtle differences, particularly the Tangential line marking the fillet's point of contact with its adjacent surface, and how the reflections break there as well.
请注意细微的差别，尤其是切线标示出的倒圆角与临近面的连接处，还有在那里反射光是如何被打断的。
Since any parallax effect depends on point of view, a vector from a point on the surface to the eye is required.
因为任何视差效果都依赖于视点，所以就需要一个从表面到视点的向量。
Well, that means the gradient is actually perpendicular to the tangent plane or to the surface at this point.
那意味着，梯度向量在这点上，垂直于切平面或者是等值面。
A part surface can be infiltrated with a low melting point metal to increase density, strength, hardness, ductility and impact resistance.
零件表面能被低熔点金属渗透以增大密度、强度、硬度、延展性和抗冲击能力。
The point cloud segmentation is an extremely essential step in the reverse model design. The segmentation results will affect the surface fitting and the CAD model reconstruction quality directly.
数据点云分块是逆向工程中一个非常关键的环节，测量数据的分块结果将直接影响到曲面拟合及CAD模型重建的质量。
A new region-growing algorithm is presented for triangular mesh surface reconstruction from point-cloud data.
提出一种新的由点云数据生成三角网格曲面的区域增长算法。
A new region-growing algorithm is presented for triangular mesh surface reconstruction from point-cloud data.
提出一种新的由点云数据生成三角网格曲面的区域增长算法。
应用推荐