polygon相关论文
In this paper we study the necessary conditions for the masses of the nested regular polygon solutions of the planar 2N-......
W-15% Cu (mass fraction) alloys were sintered with mechanically activated powder in order to develop new preparing proc......
QUANTITATIVE APPROACH TO INFLUENCES OF HIGH SEDIMENT LADEN INUNDATION FLOWS ON THE MORPHOLOGICAL VAR
This article mainly aims at developing an integrated 2-D numerical simulation model on inundation, sediment transportati......
Self-assembled nanostructures of lipids and nanoparticles hold great promise for applications in such fields as nanomedi......
I订atllematicsEstimation in the pOlynOmial errors—in—VariabIes moc【e卜………………………………………………………ZHAⅣ......
By employing the phase-field-crystal models, the atomic crystallization process of hexagonal and square crystals is inve......
在二一般的块之间的接触是为不连续的分析的基本问题。在不同的块位置有不同接触点，并且可以在那里让无限的接触把对指向一样的块位......
A special mobile GIS(Geographic Information System) system used for forest resources second-class inventory was develope......
摘 要 结合“京津冀一体化”规划及首都未来数字文化产业发展大趋势，本文对我系“数字展示”专业的主干课程进行一些个人的分析，......
Broadband and high-speed swept external-cavity laser using a quantum-dot superluminescent diode as g
A wide wavelength tuning range swept external-cavity laser using an In As/Ga As quantum-dot superluminescent diode as a ......
简要地介绍了农用地分等、定级与估价的意义、理论与技术方案,展示了空间数据库、空间目标缓冲区、空间数据叠加等多方面GIS技术在......
Modeling Carbon Dynamics in Paddy Soils in Jiangsu Province of China with Soil Databases Differing i
A number of process-based models have been developed for quantifying carbon(C)sequestration in agro-ecosystems.The DeNit......
Soil type maps at the scale of 1︰1 000 000 are used extensively to provide soil spatial distribution information for soil......
Regional Simulation of Soil Organic Carbon Dynamics for Dry Farmland in East China by Coupling a 1:5
Changes in soil organic carbon (SOC) in agricultural soils influence soil quality and greenhouse gas concentrations in t......
The figure on the left is a pyramid which has a rectangular base ABCD.Each corner of the base is joined by a line known ......
Two of the first compass-and-straightedge constructions a child learns in plane geometry are the bisection of an angle a......
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请下载后查看，本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view......
When learning Mathin English as a Second language the terminology can cause headaches .So, this paper will help you unde......
A THEORY OF EFFECTIVE THERMAL CONDUCTIVITY FOR MATRIX-INCLUSION-MICROCRACK THREE-PHASE HETEROGENEOUS
The effective thermal conductivity of matrix-inclusion-microcrack three-phase heterogeneousmaterials is investigated wi......
Objective:To comprehensively evaluate the health status of 6 volunteers from the Mars 500Project through analyzing their......
Mathematicians are constantly constructing and exploring the properties of abstract objects only because they find them ......
Conventional soil maps generally contain one or more soil types within a single soil polygon.But their geographic locati......
In this work, we investigate the methods to improve the performance of the swept source at 1.0 μm based on a polygon sc......
Equality Testing for Soil Grid Unit Resolutions to Polygon Unit Scales with DNDC Modeling of Regiona
Matching soil grid unit resolutions with polygon unit map scales is important to minimize the uncertainty of regional so......
Gully erosion is the frequent and main form of soil erosion in the black soil area of the northeastern China, which is o......
It is easy to find the area of a rectangle or a triangle,even a polygon,which it is found by dividing it into triangles ......
以现有城镇等级体系与空间影响研究为支撑,以毕节市乡镇为基础单位,基于Voronoi图技术,结合断裂点理论,以乡镇人口为参考属性划分......
[目的]喀斯特地区是我国生态脆弱区之一,经济社会比较落后。近年来,随着西部大开发的不断深入,经济社会快速发展,城市化速度加快,......
The influence of the shape and spatial distribution of reinforced particles on strength and damage of metal matrix compo......
New development in urban planning, cityscape, real estate management and the like, calls for new demands for 3D city mo......
The expressions of magnetic gradients due to 3-D homogeneous magnetized polyhedra are systematically derived and presen......
你见过这样一种奇特的主页吗?除了常见的文字、图形可以指定连接进行跳转以外,当你用鼠标指向页面中图形的某一部分(比如地图上的......
The basic concepts or collaborative applications and some relevant aspects about network communications are introduced. ......
A two-dimensional discrete element model (DEM) simulation of cohesive polygonal particles has been developed to assess t......
In the design theory of scroll profiles for refrigeration scroll compressor,a mechanism principle of scroll profiles bas......
In this paper, a new method of topological cleanup for quadrilateral mesh is presented. The method first selects a patch......
The shape characterization and spatial distribution of aggregate,mastic and air void phases for asphalt mixture were ana......
Nucleus Transfer Efficiency of Ear Fibroblast Cells Isolated from Bama Miniature Pigs at Various Age
Somatic cell nucleus transfer(SCNT) has been considered the most effective method for conserving endangered animals and ......
A new concept referred to the non-synchronous deformation effect of particle in sheet metal forming is proposed. The res......
The material used in this experiment was 3003 cladding aluminum alloy, the cladding metal was 4004 aluminum alloy. The a......
In this paper,we study the problem,of calculating the minimum collision distance between two planarconvex polygons when......
In this paper,a fast algorithm for polygon operations is introduced.The intersection validation testingmethod is descri......
How to generate pictures real and esthetic objects is an important subject of computer graphics.The techniques of mappi......
A new local control spline based on shape parameters with G~2 continuity,called BLC-spline,is pro-posed.Not only is BLC......
A physical value mapping (PVM) algorithm based on finite element mesh from thestamped part in stamping process to the pr......
A petal-like icosahedral quasicrystal with five branches,which is considered to be the representative morphology of the ......
In order to control retained austenite, the effect of hot deformation in the intercritical region on the microstructure ......
Adaptive layered Cartesian cut cell method is presented to solve the difficulty of the unstructured hexahedral anisotrop......
