查询词典 pointed simplicial complex

In this paper, according to the development of the present stage on research of complex system importance of research of complex system's brittleness is pointed out.

在本论文中，首先通过介绍复杂系统研究的现阶段发展情况，说明了研究复杂系统脆性的重要性。

Based on complex adaptive system theory, it has analyzed the characteristics and mechanism of logistics complex system, pointed out that interaction between agents and inter-adaptation between agents and environment are the main causes which lead to logistics system taking on complexity.

基于复杂适应系统理论，分析了物流复杂系统的特征和机制，指出主体间的相互作用和主体与环境的相互适应是导致物流系统涌现出复杂性的主要原因。

The importance of macroscopic and sythrtic approaches,Especially information entropy approach,in study of complex systems are pointed out.Moreover,the information entropy based intelligent control and decision of complex svstems are discussed.

然后探讨了复杂系统的方法论，指出从统一和普适观点出发的宏观综合方法特别是信息熵在复杂系统研究中的重要性，进而讨论了基于宏观信息熵的复杂系统的智能控制与决策。

It is also pointed out that an n-mode boson coupled quadratic Hamiltonian can be diagonalized by a "negative unitary" matrix which is an element of complex symplectic group SP(2n,c),and an n-mode fermion coupled quadratic Hamiltonian can be diagonalized by a unitary matrix which is an element of complex fermion group F(2n,c).

并且指出，对于n模玻色子耦合二次型哈密顿量，通过一个负幺正矩阵它是复辛群SP(2n，c的元素可以把它对角化；对n模费米子耦合二次型哈密顿量，通过一个幺正矩阵它是复费米群F(2n，c的元素可以把它对角化。

The crystal structures of two complexes have been determined by X-ray diffraction as: complex (11) is distorted octahedron configuration,α=15. 9002 (6), b=16. 2413 (5), c=23. 4401 (8)〓,β=90°, V=6053. 2 (4)〓, Z=8 and R=0.0531; complex (8) is trigonal bipyramidal configuration,α=9. 3476 (8), b=17. 4236 (13), c=9. 7836 (8)〓,β=91. 197 (3)°, V=1593. 1 (2)〓, Z=2 and R=0.0325, which shows that three secondary amine groups (N-1, N-2, N-3) of the glycosylamine ligand forms the equatorial plane, and the tertiary amine (N-4) and one Cl〓 are pointed on the apical positions.

分别对其进行X-ray衍射分析可以得出：配合物(11)的晶体数据为α=15.9002(6)，b=16.2413(5)，c=23.4401(8)〓，β=90°，V=6053.2(4)〓，Z=8 and R=0.0531，为畸变的八面体构型，而配合物(8)中，α=9.3476(8)，b=17.4236(13)，c=9.7836(8)〓，β=91.197(3)°，V=1593.1(2)〓，Z=2 andR=0.0325，为三角双锥构型，糖胺配体的三个氮原子（N-1，N-2，N-3）位于赤道平面上，而另外一个氮原子（N-4）和一个Cl〓位于轴向上。

It is presented to calculate the complex index,the complex E vector and the complex angle of refraction of evanescent wave in crystal.

本文研究了晶体界面上的全反射。我们如何计算迅衰波的复折射率、复折射角和复电场矢量。

The key of studying this kind of complex system, is adopting the theory and methodology of complex system, combining the basic law of rock mechanics, found the scientific model and system info of complex system. To nonlinear, anomalistic geometry et.

对于这样的复杂性系统研究的关键，是采用复杂性系统的理论方法，并结合岩石力学的本质规律，采用适当的研究方法，建立复杂性系统的科学模型和理论体系。

Hoey groups lexical cohesion into ten categories — simple lexical repetition, complex lexical repetition, simple mutual paraphrase, simple partial paraphrase, antonymous complex paraphrase, other complex paraphrase, substitution, co-reference, ellipsis and deixis.

就方法而言，侯易的模式比韩礼德和哈桑的更具创造性，它提供了一种分析句间词汇衔接的新方法；就理论而言，侯易有关语篇中词汇模式的详细分析强调词汇衔接手段比其他衔接手段更重要；就操作而言，侯易对联结紧密的词汇衔接手段的矩阵分析准确反映了它们间的非线性复杂关系，更便于我们处理和阐释这些关系。

The neural complex of ascidian Styela clava was observed by two histological methods, and the methionine-enkephalin in the neural complex of Styela clava was analyzed by the immunohistochemical S-ABC (strept avidin-biotin complex) technique,respectively.

采用甲苯胺蓝染色和Golgi镀银法对柄海鞘神经复合体的结构进行显微观察，并通过免疫组织化学方法对甲硫氨酸脑啡肽在神经复合体中的分布进行了研究。

The thesis investigated the effect of reation temperation, pH value, and material ratio on the chelating reation. To determine the L-aspartic acid zinc complex\' chelation ratio by orthogonal experiment, we get the best conditions of reaction. On this basis, the thesis synthesized L-aspartic acid autunite complex and L-aspartic acid coppe complex.

本课题探讨了反应温度、反应溶液的酸度、原料配比n：n三个方面对L-天门冬氨基酸与金属元素反应得影响，并以螯合率为指标，运用L_9(3~4)正交设计实验对影响L-天门冬氨基酸螯合锌的条件进行了研究，得出最佳的反应条件。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。