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The kinetic model of nitrification developed by IWA is only applicable to the nitrification of sewage with low concentration of ammonia nitrogen, such as municipal sewage, but not applicable to the nitrification of garbage percolate.

国际水协建立的硝化动力学模型不完全适应垃圾渗滤液的硝化反应。

IWA Leading-Edge Conference on Water and Wastewater Treatment Technologies.

尹军，谭学军等。用比摄氧速率表征有机物降解和硝化反应过程。

Firstly, we chose ASM1 which was used successfully as the model platform after looking back the history of the activated sludge models. This research set up a simulation system of Anoxic-Oxic nitrogen removal process with modeling methods of IWA and Visual Basic computer software.

本文首先回顾了活性污泥数学模型的发展历程，选取目前应用较为成熟的ASM1作为建模平台，运用国际水协的建模思想，以Visual Basic计算机语言编制了A/O脱氮工艺的模拟系统。

The reason which we study the Independent Window Access scheme is that: the IWA scheme makes the switching fabric have better performances than the DWA scheme.

文中之所以对独立窗口作进一步研究，是由于独立的窗口接入机理能消除采用传统的相关窗口接入机理时在输入缓冲器窗口中存在的队头阻塞现象。

Based on the experts views,technologies and conclusions from the 5th IWA conference on leading-edge technology,the micro-pollutants newly emerging in water and wastewater and th.

基于2008年6月在瑞士苏黎世召开的第五届国际水协&前沿技术&(LET2008)国际会议专家观点、技术与结论，介绍水与污水中新出现的微污染物及其相应去除技术，综述在可持续理念下的水回用、能源转化及磷回收等技术的最新研发进展。

IWA is at the forefront in connecting the broad community of water professionals around the globe - integrating the leading edge of professional thought on research and practice, regulators and the regulated, across national boundaries and across the drinking water, wastewater and stormwater disciplines.

国际水协会是连接全球水专业领域团体的中心，对于整合研究与实践、调整与控制、超越国界与横跨饮水、废水和雨水等学科的专业理论具有领导优势。

The new trends and processes of drinking water treatment technologies developed glo-bally in recent years were described, and the key future technologies identified on the third IWA Leading-Edge Conference were introduced, such as advanced oxidation processes (TiO2/UV and H2O2/UV), membrane/UV disinfection, membrane separation, magnetic ion exchange and so on.

阐述了近年来全球饮用水处理技术发展的一些新动向、新工艺，着重介绍了国际水协第三届&前沿技术&国际会议确定的未来饮用水处理技术的研发与应用。已被确定的未来主导技术有高级氧化技术(TiO2/UV光催化氧化工艺与H2O2/UV处理工艺)、消毒技术、膜分离技术以及电磁离子交换技术等。

In order to improve A/O process denitrification efficiency, five integrated control strategies of nitrate recirculation flow and external carbon dosage for denitrification were proposed and evaluated using the COST/IWA simulation Benchmark.

马勇 北京工业大学北京市水质科学与水环境恢复工程重点实验室，北京 100022彭永臻北京工业大学北京市水质科学与水环境恢复工程重点实验室，北京 100022孙洪伟北京工业大学北京市水质科学与水环境恢复工程重点实验室，北京 100022

Karamouz, Mohammad, Application of GIS in monitoring and trouble shooting of water distribution systems , ASCE, New York, NY, USA, 1991:564-569[6] McCorley S., GIS applications at Bergen Water , IWA Publishing, English,

虽然此系统是针对自来水管网开发的，但城市地下管网如排污、供热、燃气、输油、输电等与供水管网极其相似，本系统稍加修改即可适用。

Decorative pins by Shigeko Shintaku, Iwa Miura and Grace Ayako Ito.

绫子伊藤由重子Shintaku装饰别针，岩三浦和风度。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。