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- The algorithm for detecting the convexity and concavity of vertices of a simple polygon is commonly used in computer graphics. 摘要简单多边形顶点的凸、凹性判断是计算机图形学中常用的算法。
- The studied two abnormal facial patterns have the relative stable maxilla position,but the anteropostenior position of the mandible decides the convexity and concavity. 本研究的两种异常面型,其上颌骨位置相对稳定,下颌骨位置的前后不同决定面型的凹凸。
- Convex and concave for gripping must be distributed reciprocally in this range. 在此范围内,用于夹持的凹凸处必须一一对应分布。
- The paper discusses a new method of square surface for NC processing.The problem is analyzed on existent processing method.Error is calculated in the convexity and concavity processing. 针对目前二阶表面加工存在的问题,论述了一种二阶表面数控加工的新方法,分析现存方法存在的问题,计算了凹凸面加工中的偏差。
- Also introduced the measure of prevent the convex and concave die cracking in course of pressing. 优化了模具结构,同时也介绍了在冲压过程中凸、凹模易开裂采取的措施和方法。
- So applying model forging technology, designing convex and concave models, two pieces of upper head forging were manufactured and examined qualified. 据此,采用胎模锻工艺,并设计专用凸模和凹模,生产了两件上封头体锻件,均一次检验合格。
- Pressure Angle Function Based Method for Discriminating Convexity and Concavity of Meshing Tooth Profiles 基于啮合角函数的平面共轭齿廓凹凸性判断
- A Simple and Fast Algorithm for Detecting the Convexity and Concavity of Vertices for an Arbitrary Polygon 任意多边形顶点凸、凹性判别的简捷算法
- Algorithm for detecting the convexity and concavity of vertices of an arbitrary polygon 任意多边形顶点凸、凹性判定的一种算法
- In this paper we consider the existence of positive solutions and multiple solutions (possible not positive) of the semilinear elliptic equation with convex and concave nonlinearities, and critical Sobolev exponent. 本文考虑具有凹凸非线性和临界Sobolev指数的半线性椭圆方程的正解和多重解(可能非正)的存在性。
- Result:No significant difference was found in proliferation index,apoptosis index and PCNA/PARP ratio of chondrocytes and histological grades of cartilage in the inferior facet processes between convex and concave side in AIS(P>0.05). 采用PCNA/PARP比值及组织学分级作为软骨内成骨活跃程度的指标;并对其进行比较。 结果:AIS患者上、下端椎和顶椎凸、凹侧下关节突软骨组织学分级、软骨细胞的增殖指数(PCNA)、凋亡指数(PARP)和PCNA/PARP比值的比较均没有统计学差异(P>0.;05)。
- In addition, the paper put forward a proposal concerning how to select the cutter head radius for machining the convex and concave tooth flanks fo CATT gear in order to improve their contact condition. 同时;本文还从改善齿面接触情况出发;提出关于选择凸凹齿面刀盘半径的若干考虑.
- The die of flexible deforming parts is introduced, the technology improvement is completed to convex and concave die of main die parts in order to guarantee the reasonable small gap. 介绍了易变形零件的模具,为了保证合理的间隙,对主要模具零件的凸凹模进行工艺改进。
- Convex on one side and concave on the other. 凸凹的一面凸一面凹的
- This paper presents a hidden lines removing algorithm for intersecting objects composed of basic convexes and concaves. 本文针对由凸体或凹体所形成的相贯形体提出了一种消隐法。
- Of, relating to, or being a surface characterized by smooth, shell - like convexities and concavities, as on fractured obsidian. 贝壳状的(属于)表面光滑且呈贝壳状凸凹特点的、或与之有关的,如黑曜石碎块
- convexity and concavity 凸凹性
- Of,relating to,or being a surface characterized by smooth,shell - like convexities and concavities,as on fractured obsidian. 贝壳状的(属于)表面光滑且呈贝壳状凸凹特点的、或与之有关的,如黑曜石碎块
- Of, relating to, or being a surface characterized by smooth, shell-like convexities and concavities, as on fractured obsidian. 贝壳状的(属于)表面光滑且呈贝壳状凸凹特点的、或与之有关的,如黑曜石碎块
- convex and concave milling cutter 凸凹铣刀