平面三角 meaning in English
plane trigonometry
Examples
- Generally , a planar triangulation method is used to enclose the unmatched contours
通常，对末端轮廓都是以平面三角剖分封闭端面。 - This method embeds the source and target polygons in compatible planar triangulations whose boundaries are the magnified convex hull of polygons respectively , then morph the embedded triangulations with the convexity - preserving method for morphing compatible planar triangulations presented in this paper
该方法将初末多边形嵌入到以其放大凸包为边界的同构平面三角网格中，采用本文提出的同构平面三角网格的保凸变形方法对所得网格进行变形。 - Morphing is the continuous smooth and natural transformation of a source object into a target object , where the object can be a numerical image , curve , surface , mesh , etc . morphing has very wide use in many areas , such as computer graphics , animation design , industrial modeling , science computation visualization , film stunt , etc . this paper makes researches on the morph of compatible planar triangulations and that of planar polygons , and the main results are as follows : 1 ) morph of compatible planar triangulations : this paper presents a convexity - preserving method for morphing compatible planar triangulations with different convex boundaries
变形，是指从初始物体到目标物体的连续、光滑、自然的过渡(这里的物体可以是数字图像、曲线、曲面、网格等) 。变形在许多领域有着十分广泛的应用，如计算机图形学、动画设计、工业造型、科学计算可视化、电影特技等。本文对同构平面三角网格的变形和平面多边形的变形进行了研究，主要的研究结果如下： 1 )同构平面三角网格的变形：提出了具有不同凸边界的同构平面三角网格的保凸变形方法。 - In the aspect of waterway plane triangle - net , waterway division is used to accelerate the producing speed of plane triangle - net , and a new method of division is presented . some discrete points are added in division lines , so the plane triangle - nets have same borderlines and the difficulty of waterway division is solved . the triangle - net is suitable for the request and the producing speed of plane triangle - net increases markedly
在航道平面三角网生成方面，提出以航道分区来加快平面三角网的生成速度，并给出了一种新的航道分区办法，即在分区线上插补一定数量的离散点，使得各分区三角网在分区线上具有相同的直线边界，有效地解决了航道分区的难点，生成的平面三角网符合要求，而且其生成速度得到了很大的提高。 - This paper researches and develops the digital simulation software of 3d terrain in accelerating the producing speed of plane triangle - net , the smoothing of waterway depth contour , the construct of waterway curve plane function , the drawing of 3d graphics and the waterway simulation
本课题主要研究开发三维地形数字仿真软件，在提高航道平面三角网的生成速度、航道等深线的圆滑处理、航道曲面模型的建立、航道立体图的绘制及航道仿真等方面进行了一些研究和开发工作。