The 0.618 method and the convex polygon method for minimum condition evaluation of straightness error are introduced, and their high-level language programs are given in this paper.
本文介绍了直线度误差最小评定的0.618法和凸多边形法，并给出了这两种方法的高级语言程序。
The algorithm based on C Tree can complete the polygon selection and combination operation in high efficiency for given large scale polygon map layer and small output scale.
对于给定的大比例尺地图多边形图层数据，该算法可以高效率地完成多边形选取与合并的综合操作，输出小比例尺地图图层数据。
The cross section of the passage is a regular or irregular plane polygon, and then the specific surface area is large and the mass transfer efficiency is high.
通道横截面为规则或不规则平面多边形，因而比表面积大、传质效率高。
Many resolution ratio model surface simplify algorithm come with one simple model approximate to say the primitive high-resolution model, reduce polygon that model show count, accelerate scene draw.
多分辨率模型表面简化算法用一简单的模型来近似表示原始的高分辨率模型，减少模型表示的多边形数，从而加速场景绘制。
Then from far to near objects paintings (Polygon), in the past because of the high priority and the coverage far polygon.
然后从远到近画物体（多边形），近的就因为优先级高而覆盖远的多边形。
By means of scan die or toy with random position, DR-CT can provide the Polygon mesh models with high quality 3D description.
采用DR-CT系列扫描仪可以快速的对模具进行扫描， 模具可以任意摆置，并自动进行多角度拼接，得到物体高精度三维数据描述。
Finally, numeral simulation shows that the star pattern identification algorithm based on the convex polygon has high robustness and the ratio of identification is above 99%.
仿真结果表明：在任意视场中，基于凸多边形的星图识别成功率高于99%，并具有较强的鲁棒性。
The said process can machine regular polygon in high efficiency and high precision without need of indexing.
并且刀头与工件转动方向相同。本发明方法可以高效率高精度的加工正多面体，不用分度，一次成形。
The said process can machine regular polygon in high efficiency and high precision without need of indexing.
并且刀头与工件转动方向相同。本发明方法可以高效率高精度的加工正多面体，不用分度，一次成形。
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