集中于...

in pearl river delta region,water environmental contamination featured big amount and mixed types and centralization of pollutant discharge with latent combined pollutants,striding boundary pollution,severe municipal pollution,the trend of regional pollution being extended from cities to rural area,infall of salty tide in recent years.as a result,the unwatered complexion was hastened due to bad water quality.the factors of water environmental contamination were analyzed as the natural factors including especial hydrographic net distributed pattern,water body runoff characteristic,water resource distributive regional difference,infall of ocean tide,and so forth; the artificial factors as inconsequence of economic development mode and distribution of industry and cities planning,lagging environmental infrastructure,indifferency of environmental consciousness,dissonance of economic development and environmental protection.

珠江三角洲地区水环境污染特点表现为：污染物排放量大、类型杂且集中，潜在复合污染出现，跨界污染突出，城市污染依然严重，并呈现出从城市向农村蔓延的区域性污染趋势，加上近几年咸潮入侵加剧，使区域水质型缺水的局面更趋紧张。造成这种污染局面的因素：一方面受控于区域内特殊的河网分布格局，水体径流特征、水资源分配的地区性差异以及海潮入侵等自然因素；另一方面也反映了区域经济发展模式，工业布局和城市规划不尽合理，环境基础设施滞后，环境意识淡薄，经济发展与环境保护不协调等人为因素所致。

However, the modified RWM is limited to homogeneous flow, and it assumes that the adsorption of hydrocarbon and the attachment of biomass are equilibrium and instantaneous. Moreover, there will be some numerical dispersion error, especially when the steps of space and time are injudiciously selected.

Delay等提出一种RWM的修正形式，它不必单个跟踪每个颗粒，而是将若干颗粒分别置于有限差分网格中集中、统一模拟，这样既可以处理颗粒数量较大的情况，又可以处理结合1阶反应动力学的情况，然而，修正的RWM只限于处理均匀流场及均衡假设下的质量交换和反应。

How many times have you watched a play and were certain and I mean certain of the outcome, say the player caught a pass, then watching the instant replay you realize you were totally wrong, the player dropped the pass.

尽量减小过去对你的影响，以便于把精力集中到你的将来，第一步你会发现纠缠于过去发生过什么对你来说只是一个错误。

Higher educational Intermediary organizations in Canada ,which roots in special political andhistorical environment ,have many and varied forms ,such as The Council Ministers ofEducation ,Canada, The Maritime Provinces Higher Education Commission ,The Association of Canadian Community Colleges , CanadianAssociation of University Teachers, Canadian Interuniversity Sports etc . With variety of functions in consulting, assessing, supervising, coordinating and service,educational Intermediary organizations act as both a bridge connecting institutions of higherlearning, governments and society as well as a buffer in coordinating conflicts between them.

加拿大高等教育中介组织生长于加拿大特定的政治历史环境中，种类多样，具有代表性的组织包括加拿大教育部长委员会、加拿大沿海地区高等教育委员会、加拿大大学和学院联合会、加拿大社区学院联合会、加拿大大学教师联合会、加拿大大学体育联合会等等，这些高等教育中介组织在高等教育运行过程中担负着综合协调、咨询建议、合作交流、评估认证、信息沟通、对外联系以及权益保障等职能，这些职能有效的弥补了加拿大高等教育缺乏有效的集中管理、地区之间难以进行沟通与合作的弊病。

The contradiction of life and love is the concentrated representation of Isolde's love against secular contradiction.

生与爱的矛盾是伊索尔德之爱与世俗矛盾的集中体现，它贯穿于特里斯坦与伊索尔德爱情故事的始终，表现在生与死的对立中，表现在昼与夜的对立中，表现在现世之爱与天国之爱的对立中。

Cincinnati is also known for having one of the larger collections of nineteenth-century Italianate architecture in the U.S., primarily concentrated just north of Downtown in an area known as Over-the-Rhine.

辛辛那提同样盛名于它大量的19世纪意大利建筑，是美国最大的集聚之一。主要集中在市中心的北面。

Nocturne is an interactive media installation focusing on animals such as opossums, field mice and the endangered kit fox that have found successful niches within the urban and suburban landscape.

夜生活》是一个互动媒体装置；集中硏究一些成功游走于市区和郊区的动物，包括负鼠、田鼠和濒危的包狐。

by calculating the rca of guangxi in recent years and its ntr index of 2006, the author comes to the conclusion: compared to other provinces in china, the superior industries of guangxi are mainly labor intensive industry and resource intensive industry; and food manufacturing industry, chemical industry and paper making industry are increasingly developing, which have become the new advantages in export; electromechanical products and hi-tech products of guangxi are inferior to those of other provinces in china.

文章计算了广西近几年的显性比较优势指数和2006年贸易竞争力指数，通过综合分析得出广西出口产业的比较优势格局：广西相对于全国具有比较优势的产业主要集中在资源密集型和劳动密集型产业，且部分产业的优势地位趋于减弱；近年广西重点发展的食品制造、化工、造纸等产业发展较快，已成为在全国具有强比较优势的出口产品；机电产品和高新技术产业处于明显的比较劣势地位。

Landor won this design pitch thanks to its 3D team and its firm recommendation: to focus on the brand icon and to enhance it so that it becomes a luxurious container.

浪涛赢得了这次设计的比稿，这主要归功于其强大的3D团队和他们极具见地的建议：把注意力集中在依云品牌的图标上，通过创意使概念得到强化，从而设计出一个豪华的容器。

The innovations of this paper are as follows:First, the paper has realized to study on the dependence relations between random variables based on copulas, an instrument which is used in this paper as an innovation, in terms of determining the nature and quantification, resorting to the descriptions of dependence properties and association strength and, by way of which, broke through the limitation of study with only depending on independence and linear dependence.

本文的创新点集中体现在三个方面：首先，以Copula为基础，通过对股票市场间的相关关系的强弱描述，从定性和定量两方面来实现对尾部相关性的研究，从而突(来源：7b9bA2bBC论文网www.abclunwen.com)破了目前依赖于独立和线性相关，这仅有的两类相依关系的局限。

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