综述

The maximum clique problem is a classical combinatorial optimization problem, and finds many important applications in different domains, this paper surveys the current progress on MCP. The Cross Entropy method for combinatorial optimization is proposed by Reuven Y.

最大团问题是一个经典的组合优化问题，在理论研究和实际应用方面都有重要的价值，本文对最大团问题的最新研究进展做了分析综述。

In this paper, the essential theories, methods, development tendency, achievements of combinatorial chemistry are reviewed.

本文就目前有关组合化学研究的基本理论、基本方法、发展趋势、研究成果以及我国应当采取的措施进行了综述。

The present state of the ultra-fine comminution technology and equipment for non-metallic ores are reviewed and the existing problems and the development orientation are pointed out.

综述了非金属矿超细粉碎技术和设备的发展现状，指出了目前存在的问题和发展方向。

Conditions for the super-fine comminution were studied by orthogonal experimental design and as a result the significant effect was observed in 3 different experimental conditions.

综述了小麦麸的组成、食疗作用以及综合利用的概况；并采用正交法，就小麦麸的超微细化加工进行了实验，结果表明介质因素有显著影响。

In this paper applications of diversities directed against the property of the mobile channel for communications are summarized.

本文针对移动信道的特性，综述了分集技术在数字移动通信中的应用。

They include the fundamental concepts of jet bundle geometry needed in describing time-dependent mechanical systems, decomposition of jet bundles into a direct sum according to the constraints, horizontal distributions on constraint mainifolds, the global formulation of D'Alembert-Lagrange's equations and Chaplygin's equations, and nonholonomic mechanics on a Riemann-Cartan manifold. Meanwhile, the geometric significance of Chetaev's conditions and $\rd$-$\delta$ commutation relation are discussed in depth.

本文主要综述非完整约束系统几何动力学的外附型和内禀型Lagrange理论，包括非定常力学系统所需要的射丛几何学的基本概念、射丛按约束的直和分解、约束流形上的水平分布、 D'Alembert-Lagrange方程与Chaplygin方程的整体描述、以及Riemann-Cartan流形上的非完整力学，文中对Chetaev条件和d-δ交换关系的几何意义作了深入讨论。

The research progress of commutation failure is reported.

详细分析了目前国内外直流输电系统换相失败问题的研究现状，综述了换相失败的发生机理、研究方法和预防措施。

The characteristics of creep, rheological constitutive model and the theory of consolidation on soil are also compendiously discussed.

根据软土蠕变和固结的理论，对其耦合效应的研究现状做了综述，其中也简要论述了土的蠕变特性、土体流变本构模型、土的固结理论等方面的内容，最后对于进一步的研究提出了一些基本思路

The high-voltage high-power multilevel converter and AC motors drive techniques are summarized compendiously for domestic and overseas studies in the prolegomenon of this dissertation. The evolution and research status of multilevel converter topologies are analyzed, the development of AC variable speed techniques and the characteristic of DTC are discussed, also, the aim and significance for the research are demonstrated. In this dissertation, SVPWM pattern and implement method have been addressed comprehensively for three-level NPC inverter.

本文绪论部分针对国内外高压大容量多电平变换技术和交流传动控制技术作了简要综述，着重分析了多电平拓扑结构的发展和研究现状，讨论了交流调速的发展和直接转矩控制技术的特点，指出本文选题的目的和意义。

Chapter 8 reviews the theory of interest group in financial development and put out its policy implications for our financial development, that is, to restrict the negative effects of interest groups on financial development through completive competitions.

另外，结合我国的具体情况，该章对我国利益集团影响金融发展所作的政策思考归结到一点就是要继续推行全方位的开放政策，通过全面的竞争来制约利益集团对金融发展的负面影响。第九章在简要辨析信任与社会资本概念的基础上，对信任与金融发展关系的理论与实证研究进行综述。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。