棱锥

基于UG的三棱锥袋式包装机成型模具运动仿真

Kinematic Simulation of Shaping Molds of Pyramid Shaped Teabag Packaging Machine Based on UG

青岛海尔时空飞碟项目由高50m的观光塔筒体结构和高100m同时前倾80°的斜三棱锥体钢结构标志塔组成。

The symbol tower of Haier Group in Qingdao is composed of concrete tube structure of which height is 50m and 80 degree triangular pyramid steel structure of which height is 100m .

梯度轴棱锥产生单个bottlebeam

Single bottle beam generated by a gradient axicon

而冰激凌形晶体有明显的六棱锥晶体外壳，X光能谱（EDS）检测证实晶体各部位的组分均为ZnO。

Every position component of these strange figure crystals are confirmed pure ZnO by X-ray energy spectrum .

首先介绍了3种常用的IHS变换方法三角形法、六棱锥法和圆柱体法，并给出了圆柱体法和三角形法的推导过程。

Three conventional methods of IHS transformation have been introduced firstly .

罗杰·冯·厄克（RogervonOech）自70年代以来一直从事职场创意方面的撰稿和咨询。2004年，他开发出了一种益智游戏——将30个小巧的磁性棱锥组装成一个30面体。

In 2004 , Roger von Oech , who had been writing and consulting on workplace creativity since the " 70s , developed a puzzle that was a 30-sided polyhedron assembled from 30 tiny magnetic pyramids .

依据视觉生理学和视觉心理学关于不同颜色间存在敏感度差异的理论，并利用Stevens法则和HSV颜色空间的六棱锥模型，提出了一种构造颜色敏感度函数的算法。

A color sensitivity function is then constructed based on the Stevens 's power law and the hexagonal-pyramid model of the HSV color space , which is also supported by visual-physiological and visual-physiological theories .

分析了正多面体结构的特点，通过研究正多面体外接球与特征基本体&棱锥的参数关系，应用特征复制原理，介绍了在Solidworks环境下进行正多面体三维建模的方法。

The structure of the regular polyhedron was analyzed . By investigating the parameter relationship between the regular polyhedron and the basic feature pyramid and applying the principles of feature copy , the 3D modeling method of the regular polyhedron in solidworks system was presented .

根据Hamaker理论，推导出圆锥-平面型、四棱锥-平面型、抛物面-平面型模型之间包含斥力项的粘着力表达式；

On the Hamaker theory , the adhesion among the models of the cone plane , pyramid plane and parabolic plane is obtained , which includes the repulsive force , and followed by the simulation .

为了减小复杂度，本文给出几种适用于特定信源的几何矢量量化方法：如适用于高斯信源的椭球矢量量化（EVQ），适用于拉普拉斯信源的棱锥矢量量化（PVQ）。

In order to decrease the complexity , some classes of geometric vector quantization suitable to some special source are presented . Those are elliptical vector quantization ( EVQ ) based on the Gaussian source and pyramid vector quantization ( PVQ ) based on the Laplacian source .

通过探讨可持续发展的多个维度与要素，得到了城市发展的四棱锥模型，进而建立了完整的城市管理整体框架模型，并在操作层面给出了城市管理的S-C-H三层次模型。

By probing into dimensions and elements of sustainable development , a pyramid model of urban development is got . Further , an integrated frame model of urban management is established , and the S-C-H three level model of urban management for operation is also Offered .

研究了涡旋光束通过轴棱锥聚焦后的聚焦特性。

Focusing properties of the vortex beams with axicon is studied .

利用四棱锥传感器检测光学拼接镜的法向光程差

Study on Measuring Piston Error of Segmented Mirror Using Pyramid Sensor

基于局域准位相匹配方法，我们提出了二维非线性轴棱锥的概念。

We proposed the two-dimensional nonlinear axion by local QPM method .

多色高斯光束照射下透镜轴棱锥的聚焦特性

Focused Characteristics of a Lens Axicon Illuminated by Polychromatic Gaussian Beams

用正四棱锥形阵对声目标定位研究

Study on localization of acoustic target with a rectangular pyramid array

三维声线追踪的正三棱锥前向伸展算法

A three-dimensional sound ray tracing method by deploying regular tetrahedrons

轴棱锥光学系统对激光束的变换及应用

Transformation properties of laser beams passing through axicon system and their applications

基于四棱锥传感器的波前检测仿真设计

The Design of Software Simulation Based on Pyramid Wavefront Sensor

厚大断面球墨铸铁四棱锥套的研制

Production of a Ductile Cast Iron Core Sleeve Casting with Thick Section

上市公司无形资产信息自愿披露的三棱锥模型

Triangular Pyramid Model of Voluntary Disclosure of Listed Companies ' Intangible Assets

轴棱锥透镜系统产生局域空心光束的几何光学解释

Geometric Optics Analysis on the Bottle Beam Generated From an Axicon-Lens System

设计者通过手势进行圆柱、圆锥、棱柱、棱锥、球等基本体的创建与管理，在产品设计中具有自然、直观等优点。

It is more natural and intuitive in the design of product .

采用改进的三棱锥分割算法计算部件的质量特性。

Parts is calculated by the hierarchical polyhedron algorithm .

用AutoCAD2000生成棱锥实体模型的探讨

Discussion on building solid model of pyramid in AutoCAD-2000

三棱锥企业战略实施模型

Implementation Module of " Triangular Pyramid " Business Strategy

卷取机卷筒棱锥轴镶嵌固体自润滑材料的研究

Research into Mosaic Solid Self-lubricating Material for Pyramidal Shaft of Reel in Coiler

立方形和棱锥都是立方体。

A cube and a pyramid are both solids .

轴棱锥是产生无衍射光束的最有效光学元件之一。

Axicon is one of the most efficient elements to generate Non-diffraction beams .

轴棱锥&透镜系统的光束传输与变换

The Beam Propagation and Transformation in Axicon-Lens System