污染的

Although iron chips has been used widely as a soil amender and as an active material of permeable reactive barrier, there are few reports for remedy heavy metal contaminated soil especially for mercury contaminated soil.

应用工厂废弃物—铁屑做原料，探讨不同铁屑投加量对修复不同土壤类型、不同程度汞污染土壤的能力，并与修复水体汞污染作了对比；另外，首次将淋滤法与国际上新兴的土壤、地下水修复技术-PRB技术结合，研究其修复土壤汞污染的效果。

Analyses of the water quality variation show that aquiculture is a main source of organic pollution, and the growth of the urban population is the main reason for nutrient pollution.

分析总结了水质污染变化原因，指出衡阳市养殖业的发展成为衡阳段有机污染的重要来源之一，城镇人口增加是营养型污染增加的主要原因。

The main idea is to encourage and support the farmers to improve their farming way, and to implement the policy of castigation charge simultaneity The feasibility of the policies is analyzed with consideration of economy, technology and institution. It is concluded that the economic policies is necessary and feasible.Lastly, the further research approach to policy system for control and management of agricultural NPSP is proposed in this paper.

论文选择北京市重要水源地—密云水库的两大汇水流域之一的潮河流域为政策设计示范区，针对本区农业非点源污染的特点、成因和流域的社会经济状况，结合流域水环境规划目标，以建立的政策理论体系为指导，提出本区以鼓励扶持引导为主、收费惩罚为辅控制削减农业污染的经济政策构想，估算了对农民环保行为给予补贴、补偿的额度；基于对政策的经济、技术及制度方面的分析评价，本文认为在我国重点污染治理流域尤其是重要水环境功能保护区，制定和实施基于经济激励的农业非点源污染控制政策是必要且可行的。

Inspections in the first half of 2007 showed that the average acceptance rate regarding pesticide residues in vegetables was 93.6 percent; those regarding clenbuterol hydrochloride contamination and sulfa drug residues in livestock products was 98.8 percent and 99.0 percent respectively; and that regarding chloromycetin in aquatic products was 99.6 percent, of nitrofuran 91.4 percent, and of pesticide residue over 95 percent in sample surveys done at production bases.

根据2007年上半年的监测结果，蔬菜中农药残留平均合格率为93.6%；畜产品中"瘦肉精"污染和磺胺类药物残留监测平均合格率分别为98.8%和99.0%；水产品中氯霉素污染的平均合格率为99.6%，硝基呋喃类代谢物污染监测合格率为91.4%，产地药残抽检合格率稳定在95%以上。

In this thesis, seed germination and root elongation test, early growth test were performanced by chemical spiked (Cu, Zn, Pb and Cd; Phenanthrenen, Pyrene; and1, 2, 4-trichlorobenzene) in four types of soils (red load soil, meadow brown soil, chestnut soil and dark brown soil) using wheat, Chinese cabbages , tomatoes , turnip and scallion as plants: The toxicity of heavy metals Cu.

本文选择4类典型土壤（红壤、草甸棕壤、暗棕壤和栗钙土），以（小麦、白菜、萝卜、西红柿、大葱）为供试植物，进行了重金属（Cu、Zn、Pb、Cd）、有机氯、多环芳烃污染的植物种子发芽与根伸长抑制试验；植物早期生长试验研究；以草甸棕壤为供试土壤，进行了重金属（Cu、Zn、Pb、Cd）单一、复合污染条件下的蚯蚓急性毒性实验；以草甸棕壤、污染土壤和生物修复土壤进行蚕豆根尖实验和土壤原生动物实验。

objiective:to investigate the causes of the contamination of dialysis fluid.methods the level and species of bacteria were detected.results:the pathopoiesis bacteria and pathopoiesis bacteria in condition were identified in dialysis fluid,fluid b.offlake of soft water and preparing container.conclusions the contamination of'dialysis fluid is related with the untimely change of the filter in soft water machine and membrane of reverse osmosis,the contamination of fluid b.

目的：调查透析液和透析用水细菌污染的原因。方法：按《医院感染管理规范》的要求检测并鉴定致病菌。结果：透析液和透析用水、b液、软水口、配液容器培养出致病菌和条件致病茵。结论：血液透析液和透析用水细菌污染与软水机过滤器和反渗膜使用时间过长引起破损，未能及时更换，以及b液配制过程中细菌污染有关。

Spirodela polyrhiza is relatively sensitive to cadmium pollutant.

紫萍对镉污染较敏感，在有镉污染的富营养化水体污染治理的过程中要慎重应用。

The overall trend of Chinese regional agricultural non-point source pollution is that, the extent and potential risk of contamination in middle and east areas, southeast coastal areas outweigh the western and north-western regions, that of middle and lower reaches of valleys outweighing upstream regions.

我国区域农业面源污染总体趋势是中东部、东南沿海地区污染的程度和潜在风险大于西部和西北部地区，流域中下游面源污染的程度和潜在风险大于上游地区。

Based on international front and hotspot in atmospheric chemistry and aerosol study, considering domestic characteristics of atmospheric pollution, the laboratory has included main research areas below: atmospheric chemical reaction, aerosol chemistry, photochemical pollution, acid deposition chemistry, atmospheric brown cloud, emission characteristics and emission factors of PM and VOCs emitted from various sources, indoor air pollution and its control techniques, health effect of particulate matters, and so on.

研究室的主要研究方向始终瞄准国际大气化学和气溶胶研究和发展的前沿和热点，结合中国大气污染的自身特点，在大气化学反应、气溶胶化学、光化学污染、酸沉降化学、大气棕色云、各种污染源颗粒物和 VOCs 的排放特征和排放因子、室内空气污染及其控制、大气污染的人体健康效应等方面进行实验研究，在上述各方面得出具有国际先进水平的研究成果，建立国内领先和国际先进的学术研究和实验科学体系，确保研究室的学术地位和知名度，与国外相关的研究机构保持同步的发展态势并建立平等的交流机制。

Inspections in the first half of 2007 showed that the average acceptance rate regarding pesticide residues in vegetables was 93.6 percent; those regarding clenbuterol hydrochloride contamination and sulfa drug residues in livestock products was 98.8 percent and 99.0 percent respectively; and that regarding chloromycetin in aquatic products was 99.6 percent, of nitrofuran 91.4 percent, and of pesticide residue over 95 percent in sample surveys done at production bases.

根据2007年上半年的监测结果，蔬菜中农药残留平均合格率为93.6%；畜产品中&瘦肉精&污染和磺胺类药物残留监测平均合格率分别为98.8%和99.0%；水产品中氯霉素污染的平均合格率为99.6%，硝基呋喃类代谢物污染监测合格率为91.4%，产地药残抽检合格率稳定在95%以上。

On closer examination, though, this is not a vote for multilateralism but just the opposite.

仔细审视后我们发现，这并非是对多边主义投出的赞成票，而是恰好相反。

Uncovering their weak spots, so I can defeat them.

揭露出他们的弱点，这样我就可以打败他们了。