查询词典 polluted water

Pure water is clear, achromaticity, natural water often showing a certain color, which mainly comes from plant leaves, bark, roots, humus and soluble inorganic minerals and sediment, su*ce water polluted by industrial waste water will make the water color extremely complex.

纯净的水是无色透明的，自然水时常呈现出一定的色彩，它主要来源于植物的叶、皮、根、腐殖质和可溶性无机矿事物和泥砂等，地面水受工业废水污染后可使水色变患上极为复杂。

The product can be used safely since the product itself is nonpoisonous and nonchemically polluted at the same time. 2.the septic tank maintainer can easily biodegrade waste materials, albumin, starch, oils, and fats. the product can eliminate 90% of the odor, decrease polluted materials, surrounding files, and improve the quality of water and environment.

当加入化粪池中以后，在压氧情况下的微生物分解能力大大提升分解排泄物中所含蛋白质淀粉油脂，可清除恶臭味达90%，减少污染泥累积延长抽水肥时间改善排放水质，减少周边的蚊蝇蟑螂等，改善环境卫生。

City rivers are severely polluted. Raw water maintains high quality besauce of long-distance water transfer and water intake position shift. Part of water suppy comes from underground water.

城市河道受到比较严重的污染，但由于采取了远距离调水、取水口迁移等措施，城市供水的原水水质得到了较好的保证。

The equivalent standard pollution loadings were compared among different rigions, the results indicated that the water pollution threaten caused by agricultural non-point source pollution was more serious in the south of Jiangsu province and in Nantong than in the other rigions;The equivalentStandard pollution loading rates of different agricultural non-point source pollution in different regions were analysised by clustering analysis method,and the results indicated that Nanjing、 Wuxi、 Zhenjiang and Changzhou were polluted mainly by domestic living pollution;Xuzhou、 Suqian、 Taizhou、 Yancheng、 Lianyungang、 Huaian and Nantong were polluted mainly by chemical fertilizer pollution; Suzhou and Yangzhou were polluted corresponsively by animals feces pollution 、 domestic living pollution、 chemical fertilizer pollution and fish breeding pond pollution.

对各地区的等标污染指数进行比较，发现农业非点源污染对水环境造成的威胁苏南地区和南通明显高于其它苏中、苏北地区；对各个市各非点源污染源的污染负荷率进行聚类分析，发现南京、无锡、镇江、常州以生活污染为主；徐州、宿迁、泰州、盐城、连云港、淮安、南通以化肥污染为主；苏州、扬州两地畜禽粪便污染、生活污染、化肥污染和精养鱼塘污染均占一定的比例。

PanYue, head of the Ministry of Environment Protection, revealed the following facts in an interview: one third of China's current soil once suffered from the acid rain; 50% of the water resources in China's seven main rivers is inadaptable; a quarter of the Chinese people are lacking of clean drinking water; one third of the urban population has to inhale the polluted air; less than 20% of the urban rubbish are disposed in environmental-friendly way; five Chinese cities are in the list of ten world's most polluted cities; 70-80% of cancers in Beijing can be attributed to environmental pollution.

国家环保总局副局长潘岳有一次在接受采访时透露：目前中国1/3的国土都遭遇过酸雨的袭击，七大河中一半的水资源是完全没用的，而另有1/4的中国人没有纯净的饮用水，1/3的城市人口不得不呼吸被污染的空气，城市中只有不到20%的垃圾是按照环保的方式处理，世界上10个污染最严重的城市中国占了5个，北京有70%-80%的癌症和环境污染有关。

Based on the national tenth five magnitude project — Suzhou City Water Environment Improvement and Synthesize Demonstration item, we carried out the static simulation test and the dynamic simulation test under the condition of heavy pollution loading rate and low transparency and dissolved oxygen in polluted river of suzhou ancient city district. These investigations were on the base of the formers' work. We analyzed the purification effects and rules of plant floating-bed technology on polluted river water, and also applied the technology to purify the polluted river water in Miaojia River. Conclusions were summed up in the following:The dominance plant option test was carried out among Oenanthe javanica, Lolium mutliflorum and Allium sativum under low temperature condition. The results showed that the Oenanthe javanica was the dominance floating-bed plant under low temperature condition. Its net removal rate of TN、 NH_3-N、 TP、 COD_ were 51.3%、 65.2%、 55.6%、 57.6%, respectively, and inhibition rate of algae reached 92.3%.

本论文以国家863重大科技专项——&苏州市城市水环境质量改善与综合示范&项目为依托，在前人研究的基础上，根据苏州古城区污染河道污染负荷重、透明度及溶解氧低的实际情况，通过静态、动态模拟试验，研究了植物浮床技术对污染河水的净化效果及规律，同时在苏州古城区内的苗家河开展了植物浮床技术净化污染河水的示范应用，得出了以下结论：(1)低温条件下对水芹菜、多花黑麦草、大蒜三种浮床植物筛选的试验表明：水芹菜是低温条件下浮床植物的优势种，其对TN、NH_3-N、TP、COD_的净去除率分别为51.3%、65.2%、55.6%、57.6%，对藻类的抑制率达92.3%。

Zhejiang is a poor-water province with water volume per head no less than a quarter of world average level. Moreover, its limited water was seriously wasted and polluted . With the development of zhejiangs economy and urbanization, water resource will probably become the bottleneck. Therefore, how to coordinate water, economy and society prefectly will be a thorny problem of Zhejiang must confront.

随着浙江省经济的发展和城市化进程的加快，水资源将成为浙江省未来经济和社会发展的巨大制约，采用经济手段协调水资源与经济社会和城市的发展将是浙江省重要的战略选择。

Methods Self-planted corns were divided into contrastive area and polluted area. The polluted area was irrigated with simulative waste water, to collect different positions in different growing period as samples in polluted corn and contrastive corn respectively to analyze copper content.

采取自植玉米，分为对照区和污染区，对污染区的玉米人为施加模拟污水，分别采集污染玉米和对照玉米在不同生长期的不同部位作为样品进行Cu元素含量分析。

Across large swaths of China's rapidly industrialising countryside, polluted water is killing tens of thousands of people every year, threatening the health of millions more and cutting the crop yields of farmers who have few other economic resources to fall back on.

在迅速工业化的中国广阔农村，受污染的水源每年导致数以万计的人口死亡，对数百万人口的健康构成威胁，并减少了农民的庄稼收成，而这些农民几乎没有其它可以依靠的收入来源。

Copper he obtained via electrolysis from the polluted water of an old mine in Anglesey.

铜是从安格尔西岛一座旧矿场的污水中经过电解获得的。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。