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pol·y·he·dron 英ˌpɒliːˈhiːdrən美ˌpɑliˈhidrənAHDpŏl'ē-hēʹdrən 高SCOCA¹⁰⁶⁵⁵⁰BNC¹⁷³⁹⁹⁵⁺²iWeb⁴¹⁴³⁹ 基本英英词源搭配记法例句例句 n.多面体¹⁰⁰复数polyhedrons形容词polyhedral名词复数polyhedrons 立体图形
Noun: a solid figure bounded by plane polygons or facespoly-,多,复,聚,-hedron,面,座位,词源同seat,octahedron.diagonal plane of a polyhedron多面体的对角面…bounded convex polyhedron有界凸多面体…polyhedron network多面体网regular polyhedron正多面体face angle of a polyhedron多面体的面角…polyhedron group多面体群coordination polyhedron配位多面体convex polyhedron凸多面体 钱博士poly多+hedr面+onS.名⇒多面体poly多+hedr面+onS.名⇒多面体 名词100% 用作名词The smallpolyhedronis the struggle or changes?小小的多面体是斗争还是改变? Polyhedron-base Structure, which consists of space-fillingpolyhedronmodels, is a new type of space structure.摘要多面体空间结构是一种新型的空间结构类型,基于能够填充三维空间的多面体模型而构成。 Following a brief introduction on the foam theory and the geometry forming method for the polyhedron space frame structure, the modeling method for this type of new space structure was investigated. 简单介绍了气泡理论及多面体空间刚架结构构成的基本原理,并重点研究了这类新型空间结构的建模方法。 cnki Moreover, the boundary initialization of population is obtained by getting all the extreme points of the bounded convex polyhedron. 边界上初始种群的获得比较复杂,它们是通过求得凸多面体所有极点来进行的。 cnki The finite basis theorem of polyhedron plays an important part in the theoretical research and the algorithm design of optimization methods. 多面体有限基定理在最优化方法的理论研究与算法设计中起一着重要作用。 cnki The forming mechanism of natrolite has been illustrated by electronegative ion polyhedron of coordination growths unit theoretical model. 还用负离子配位多面体生长基元理论模型分析解释了钠沸石的合成机理。 cnki The National Aquatics Centre“ Water Cube” adopted the polyhedron space steel structure which is original in the world. 国家游泳中心“水立方”采用了国际首创的空间多面体结构; tongchuang2008 The particles of the spinel oxides prepared in microwave field have very regular octahedron or polyhedron crystal morphology with well crystallization. 用微波加热合成的尖晶石氧化物结晶度好,晶体颗粒呈规则的八面体或多面体形态。 cnki A program is written to compute the gravity and the magnetic anomaly of a polyhedron from spectrum. 根据多面体重、磁异常频谱的表达式,编制了在微机上频率域作正演的程序。 cnki A robust optimal preview servo terrain- following controller for a certain missile is designed based on polyhedron uncertainty. 设计一种基于多面体不确定性的导弹鲁棒最优预见伺服地形跟踪控制器。 cnki Because the integer solution may lie only on a boundary or within the polyhedron, the best- case scenario is to have an integer solution on a vertex. 由于整型解决方案可能会在一个边界上,也可能在多面体内部,因此最佳的情况是采用一个顶点上的整型解决方案。 ibm By means of double- quadratic isoparametric transformation, we can convert a problem with curved boundary to a problem on polyhedron. 通过双二次等参变换,我们可以将一个曲边界区域上的问题转换为一个多面体上的问题。 cnki In order to perform hidden-surface processing on multiple concavoconvex polyhedrons, visible test should be made for a single concavoconvex polyhedron. 为了对多个凹凸形多面体进行消隐处理,应首先对单个凹凸形多面体进行可见性测试。 cnki In stereo vision, the line structure extraction from a perspective view of a simple polyhedron is the key step for later corresponding problem, recognition and understanding. 在立体视觉中,从简单多面体的透视图象中提取线条结构对于以后的对应点匹配、识别和理解是非常关键的一步。 cnki It is the first polyhedron steel structure architecture based on the “ soap bubble theory” in the world. 它是世界首个基于“肥皂泡理论”建造的多面体钢架结构建筑。 mytino Just know that the optimal solution for a non- integer problem is always one of the polyhedron vertices. 我们只需要知道非整型问题的优化解决方案通常都是一个多面体的顶点就好了。 ibm The robust fault detection problems for the uncertain systems expressed by the polyhedron systems were investigated by using the direct fault estimation method. 采用直接估计故障的方法研究用多面体系统表示的模型不确定性系统的鲁棒故障检测问题。 dictall The solid is the polyhedron composed by the triangle faces. 在此结构中,实体为由三角面组成的多面体。 dictall Therefore, the optimal solution is the farthest point on the polyhedron boundary from the axis' origin using the direction1,-1 as a direction vector. 因此,优化解决方案是从轴的原点沿 1,-1方向作为方向向量指向多面体边界的最远点。 ibm This paper proposes a novel approach for matching perspective views of a polyhedron. 本文提出了一种匹配多面体透视图的新算法。 cnki This thesis analyzed static behavior of plate polyhedron frame structures. The distribution rule of member internal forces was found by comparing with plate grid structures. 本文分析研究了平板型多面体刚架结构的静力性能,通过与普通平板网架比较得到这种新结构杆件内力的分布规律。 cnki This means that the feasible region consists of discrete points in space and, therefore, a relaxation in one of the constraints may or may not yield a better solution inside the new polyhedron. 这意味着可行域是由这个空间中的一些离散点构成的,因此放松某个限制可能会在新的多面体中获得更好的解决方案,也可能并不能获得更好的解决方案。 ibm |