凸多面体

The problem of robust stability analysis for convex polytopic uncertain discrete-time systems with multiple-state delays is investigated.

研究了具有多重状态时滞的凸多面体不确定离散系统的鲁棒稳定性分析问题。

A convex polyhedron has 20 vertices and each of its faces is a pentagon.

一个凸多面体的每个面都是五边形。若它有20个顶点，它有多少条边？

The assembly objects were described with convex polyhedron. Geometric features of the assembly objects were analyzed.

以凸多面体为装配对象，分析装配操作过程中装配对象的几何特性。

Based on previous study,the authors deduced the three-dimensional relationship between micro-contact force and the macro-stress on convex polyhedron.

在前人研究的基础上，针对凸多面体相互接触的性质，推导了三维状态下的微观接触力和宏观应力的关系，并应用于结构性土的研究中。

And they satisfy thetopological geometry of the convex polyhedron framework. The calculated results showthat they are preferable in energy.

它们满足凸多面体骨架拓扑几何条件，并通过计算得知：这些构型分子在能量上是有利的。

Combining the probabilistic jumping search of simulated annealing with the geometry search in convex polyhedron of simplex method, this paper proposes a class of effective search strategies for parameter estimation of nonlinear systems.

摘要结合模拟退火的随机概率突跳性搜索和单纯形法的凸多面体几何搜索，提出了非线性系统参数估计的一类有效搜索策略。

Measure of uniformity is essential for constructing uniform design. Based on the distance concept, one kind of new distance function-potential function is introduced and used to measure the uniformity of points distributed in a general convex polyhedron.

均匀性度量是构作均匀设计的基础，本文从距离概念出发，通过对称的方法，得到一种新的距离函数－势函数，并将势函数作为衡量任意凸多面体上布点均匀性好坏的准则。

According to the viewpoint of combination tope, any convex polyhedron can be composed of some simplexes, and both convex polyhedron and simplex are important concepts of programming theory, so it's necessary to find their volumes in some calculations.

由组合拓扑学可知，任意凸多面体均为若干个单纯形的某种组合，两者均为规划论中最重要的基本概念之一，因而在一些计算中对其求积是不可少的。

Based on this model, a3- D random convex polyhedron aggregate model considering the actual aggregate content, gradation and shape of aggregate is established.

并在随机球骨料模型的基础上，形成随机凸多面体骨料模型。

In order to improve the efficiency of the collision detection for two convex polytopes, this paper proposes a fast projection-separation approach.

为了有效地提高凸面体之间的碰撞检测效率，提出一种凸多面体快速碰撞检测的投影分离算法。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。