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This dissertation fistly introduces appearance, definition, development process, functions and status of MES, also analyses methods and existent problems of MES production scheduling; as follow, in the background of CY_MES (a enterprise's Manufacturing Execution System), introduces main function and buildup of its support platform– SIMATIC IT, and whole structure of CY_MES; afterwards, for special production instance of the enterprise, designs production scheduling system software structure, function structure, data structure of order and entry and realization of silk production and packing production scheduling based on SIMATIC IT; finally, after contrast of many modeling methods and careful research of silk production flow of the enterprise, selects Petri net to model the silk production scheduling, for the sake of avoiding many error chromosomes, improves on the basic genetic algorithm, uses sigle unit genetic algorithm to optimize the Petri net model, lists the contrast of scheduling results.

本文首先介绍了MES的产生、定义、发展历程、功能及其发展现状，同时也分析了MES生产调度问题的各种解决方法及其存在的问题；接着以CY_MES为背景介绍了其支撑平台——SIMATIC IT平台的功能及其各组成部分，以及CY_MES的SIMATIC IT整体解决方案；紧接着在SIMATIC IT平台基础上，针对该烟厂的生产实际情况，设计了CY_MES生产调度系统的软件结构、功能结构、工单和子工单的数据结构和制丝与卷包生产调度的实现方式；最后，在比较了各种生产调度建模方法的利弊和对该烟厂制丝生产工艺流程深入研究后，利用Petri网建立了制丝生产调度模型，为了避免大量无效个体的出现，对基本遗传算法进行了改进，采用单个体遗传算法对这个Petri网模型进行了优化，并给出了调度结果的对比。

It is held that the effects are mainly shown in the contents of financial statements and the changes in structures, in current gains and losses and taxations, the enterprise cupital, enterprise financial management and enterprise operation management.

所谓企业人力资源是指在生产过程中，企业所拥有或控制的能给企业带来经济利益的劳动能力。

Further deepens along with our country economic restructuring, construction enterprise oneself implement the remanufacture comprehensively, the enterprise the comprehensive trend market, and competes in the market, this causes the enterprise to be more nimble independently, also will cause it to undertake a bigger risk.

随着偶国经济体制改革进一步深化，建筑施工企业己全面实行改制，企业将全面走向市场，并在市场中竞争，这使企业更灵活自主，也将使它承担更大的风险。

From such two levels as the history and logic of forming and developing Marxist educational economical thoughts, and practice and exploration of reforming and developing China's socialist enterprise, the chapter makes a systematic and deepened research and hackling of Marxist educational economical thoughts and their Sinicised theories, makes a profound investigation on the logical relationships between the reform and development of socialist educational enterprise, economic construction, and social progress, proves the scientificity of the judgement of " education has a leading and overall roles in modem construction" in a scientific way, and by combining with the hackling and researches of Jiang Zemin's educational economical thoughts, puts forwards such several important principles as converting the economic construction into the orbit of depending on the progress of science and technology, and raising the diathesis of the workers, insisting on the prior development of educational enterprise, insisting on overally implementing the strategy of science and education make a country stronger, pushing forward the two basic changes of educational turns, continuously deepening the educational reform, promoting education development, and combining with the progress of the economic society.

第二章 教育要与生产劳动和社会实践相结合从梳理分析马克思主义关于教育与生产劳动相结合思想的形成与发展及其实质与意义入手，论证了现代教育坚持与生产劳动和社会实践相结合的重要意义，考察了毛泽东、邓小平、江泽民等三代领导核心在中国革命和社会主义现代化建设的不同历史阶段对马克思主义教育与生产劳动相结合原理的创新与发展，对实行教育与生产劳动相结合的内容、原则、途径和方式等进行了全面阐述，并结合对江泽民有关论述的研究，提炼出教育与生产劳动相结合是坚持社会主义教育方向的根本措施，教育与社会实践相结合是当代青年成长的必由之路，推进经科教、产学研一体化是教育适应经济社会发展的崭新途径、适应经济发展和社会进步是教育与生产劳动相结合的本质等结论。

At the same time, it analyses the outside environment and enterprise selfs primal problems when lamp enterprise makes use of Electronic Commerce to develop markets,on the basis of it, the tactics to opens up with a view of reality thorough analysis , has done some studies and explorations on making use of Electronic Commerce to our country lamp enterprise.

摘 要：随着互联网技术在社会经济生活中应用的深入，电子商务在这几年取得了很大的进展，对我国灯具企业市场的开拓也开始产生重要作用，这给灯具企业的发展创造了机遇，本文从灯具企业这个微观层面进行分析，从了解灯具企业的发展现状和营销模式入手，论述灯具企业利用电子商务开拓市场必要性、可行性和必然性，同时分析了灯具企业利用电子商务开拓市场所面临的外部环境和企业自身的主要问题，在次基础上结合实际情况深入分析，对我国灯具企业利用电子商务开拓市场的应对策略作了一些研究和探索。

At the same time, it analyses the outside environment and enterprise selfs primal problems when lamp enterprise makes use of Electronic Commerce to develop markets,on the basis of it, the tactics to opens up with a view of reality thorough analysis , has done some studies and explorations on making use of Electronic Commerce to our country lamp enterprise.

摘 要：随着互联网技术在社会经济生活中应用的深入，电子商务在这几年取得了很大的进展，对我国灯具企业市场的开拓也开始产生重要作用，这给灯具企业的发展创造了机遇，本文从灯具企业这个微观层面进行分析，从了解灯具企业的发展现状和营销模式入手，论述灯具企业利用电子商务开拓市场必要性、可行性和必然性，同时分析了灯具企业利用电子商务开拓市场所面临的外部环境和企业自身的主要问题，在次基础上结合实际情况深入分析，对我国灯具企业利用电子商务开拓市场的应对策略作了1些研究和探索。

Regarding the knowledge dissemination network, we can achieved increases the enterprise colony the network to gathered coefficient and reduces the characteristic way length the goal by passable few "The separation and reconnects ", namely change enterprise and enterprise's relations, thus strengthen the network dissemination knowledge the performance.

同时，通过企业集群模块化，将分散化的网络治理和集中化的企业治理有机地结合起来，并通过对连接各模块的关键点的识别，并对这种关键企业加以利用，将更有利于知识传播。

Is located in Xuzhou City, Jiangsu Province, Wu Jiawang District, the territory of the Beijing-Shanghai Expressway, Xuzhou east exit to the east, that is 5 kilometers, the transportation is very convenient, covers an area of 130,000 square meters, there are a two decades the history of phosphorus chemical production of medium-sized enterprises, as a national phosphorus trichloride, phosphorus oxychloride, deputy head of industry collaboration group units in 2005 through the ISO9000, ISO14000, ISO18000 system certification, enterprise for many years been rated as "heavy contract , and keeping promises "enterprise, financial credit AAA level enterprise.

徐州市建平化工有限公司，位于江苏省徐州市贾汪区大吴镇境内，京沪高速公路徐州东出口向东5公里即到，交通十分便捷，占地十三万平方米，是一家有着二十年历史的中型磷化工生产企业，为全国三氯化磷、三氯氧磷行业协作组副组长单位，2005年通过ISO9000、ISO14000、ISO18000体系认证，企业连续多年被评为&重合同、守信用&企业，金融资信AAA级企业。

Enterprise administers structure is the structure of enterprise capital "mirror picture", for enterprise capital structural function "reflection shines upon".

在我国经济体制改革大趋势中，国有企业改革和&国退民进&战略的实施成效显著，非公有制经济崛起并成为国民经济的重要力量。

The factor role in economic environment affects channel and the means of enterprise capital structural change, adjust function and the property of capital structure, and will administer structure through enterprise to form "mirror picture" reflection: enterprise capital structural property, function shine upon.

一、资本结构的特性及其功能的延伸企业资本结构是指其资金构成及其比例关系。广义的资本

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐