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Summary Amounts of air pollutants, such as chlorofluorocarbons, nitrous oxides, methyl bromide and methane, were produced by industrial an...

人类活动和工业生产产生了很多污染物,诸如氯氟烃、氮氧化物、甲基溴化物和甲烷等,其中一氧化氮也是污染物之一。

Transport and sorption of three common subsurface contaminants, phenol, chlorophenol and toluene, from aqueous phase into soil grains were investigated. Two soils from southern Taiwan, Nanchi and Dashi, were selected as representative soils.

中文摘要本研究以高雄楠梓与大树两地之土壤作为代表性吸附剂进行两种代表性土壤之单颗粒批次及管柱吸附实验,并应用具有物理意义之传输模式模拟动力实验值,以期求出三种有机污染物在土壤颗粒中之孔隙扩散系数,进而预测不同污染物浓度之吸附动力行为。

Evaluation index of industrial water pollution are defined based on industrial wastewater emission standards and the emphasis of water control, according to industrial water pollution emissions data of 31 provinces in China impact of water pollution is calculated by the improved entropy method, lead, cyanide and ammonia nitrogen are in the top three on the impact of water pollution, water pollutant index are divided into heavy metals index and composite index by variable cluster.

根据我国工业各行业的排放标准和水污染控制重点,确定了我国工业水污染状况评价指标,采用改进熵权法对我国31个省区工业水污染物的排放数据进行计算,得到工业废水中铅、氰化物、氮氨对水污染影响居于前三位,应用变量聚类将水污染物分成重金属指标和复合指标,通过熵值对全国各地区工业水污染总体状况、重金属指标、复合指标进行排序,得到东部、中部地区是我国工业水污染较严重地区,但两个地区工业水污染原因有较大区别。

Taking the irrigation with reclaimed water of Dawukou Forest Park in Ningxia as an example, through the indoor test of one-dimensional dust columniation , the regular patten of pollutant shift in soil when irrigated with reclaimed water at different infiltration condition was studied.

摘要以宁夏回族自治区大武口市森林公园利用再生水灌溉为例,通过室内一维土柱试验模拟土壤的入渗过程,研究了不同灌溉入渗条件下污染物在土壤中的运移规律,结果表明:土壤的吸附作用是影响该地区土壤污染物迁移的主要因素。

Taking the irrigation with reclaimed water of Dawukou Forest Park in Ningxia as an example,through the indoor test of one-dimensional dust columniation,the regular patten of pollutant shift in soil when irrigated with reclaimed water at different infiltration condition was studied.

以宁夏回族自治区大武口市森林公园利用再生水灌溉为例,通过室内一维土柱试验模拟土壤的入渗过程,研究了不同灌溉入渗条件下污染物在土壤中的运移规律,结果表明:土壤的吸附作用是影响该地区土壤污染物迁移的主要因素。

Combined with Liaoning Natural Science Funds Subsidize Project and Liaoning International Cooperate Research Project, taking petroleum contaminated soil of Liaohe Petroleum Field as research object, strengthen biodegradation of petroleum contaminator was studied, so as to explore engineering application, provide most appropriate microenvironment for biodegradation, strengthen degradation of petroleum hydrocarbon in soil and raise process efficiency.

我们结合辽宁省自然科学基金资助项目和辽宁省国际合作研究项目,以辽河油田石油污染的土壤为研究对象,进行了石油污染物强化生物降解的研究,目的是从工程应用的角度进行一些探索,为生物降解提供最合适的微环境,促进污染物与微生物细胞的相互接触,从而强化土壤中石油烃的降解,提高处理效率。

The strategy and controller are coming from combined analysis of combustion mechanism, generation mechanism of pollutants, influential elements, present application status of PID control method in combustion, as well as sum-up of controlling experience and contradistinctive researches of control strategies. It is shown that this method, when applied to furnace temperature controlling and activated-sludge process, is able to ensure controlling objects tracking in the presence of varying operation conditions, as verified via computer simulation. The thesis consists of chapters as following: Chapter 1 generalizes the research objective and brings forward the inferior theme; generation mechanisms of pollutants

本论文由以下章节组成:第1章对研究课题作了综述,提出了研究的子课题;第2章分析探讨污染物生成机理及二次污染物产生的条件,研究了控制污染的工程控制策略;第3章分析研究了仿人智能控制基本理论及其优越性;第4章通过仿真实验验证了仿人智能控制算法在炉膛温度控制中的有效性;第5章分析研究了有效防止二次污染的烟气处理方法;第6章通过仿真实验验证了仿人智能控制算法在废水生化处理中的可靠性和有效性;第7章总结了全文研究工作并对今后的工作作了展望。

Chapter 1 is about behaviors of contaminants in environment, such as contaminant migration, transmission, transportation, concentration, cumulation and etc.

第一章介绍污染物在生态系统中的行为,包括污染物的迁移、转化、转运、浓缩、累积、放大等。

Based on these results, the factors and kinetics of solar energy photoelectrocatalytic degradation of model pollulants, the cathodic behavior and its dependence on anodic reactions, have been studied in detail.It was demonstrated that metal silver and hydrogen peroxide can be generated, respectively,in the cathode during photoelectrocatalytic degradation of organics in the anode, and that photoanodic reaction is the rate-determing step in the system.

在此基础上查明了太阳能光电催化降解污染物体系的影响因素和动力学规律,阴极反应行为及与阳极反应的相互关系,实现了阳极光电催化降解污染物的同时,阴极分别回收金属银和产生过氧化氢,证明了光电催化反应时,阳极氧化反应是速率控制步骤。

The purpose of this study was to measure the gaseous inorganic acids / bases and volatile organic compounds emitted during the business of central Taiwan Science Park, and establish the air quality data. Two sampling sites were located in the north and south of the Park. The measuring instrument was the annular denuder system for inorganic acids and bases and the method for VOCs' measurement was according to Taiwan's EPA method NIEA

中文摘要本研究之目的乃在建立中部科学园区之空气品质污染物浓度资料,监测地点为基地北侧的土地公庙及南侧的国安国小,监测污染物包括空气中气状、粒状的无机酸碱及挥发性有机化合物等气体,监测仪器及方法依据则分别为环型扩散采样器及环保署环境检验所公告之NIEA A715.12B方法。

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