polluted surface water 中文意思是什麼
polluted surface water
解釋
污染的地表水-
This paper summarizes the peculiarities and application of biological purification techniques commonly used by our and foreign cities, and indicates shortage and development foreground of the techniques, which will provide reference for treatment of municipal polluted surface water bodies
本文列舉了國內外城市污染水體常用的生物凈化技術的特點及應用情況，指出了各種生物凈化技術在實際應用中的不足和發展前景，為我國城市水體的治理提供參考。 -
The over - exploited deep confined water, which is replenished by surface water and phreatic water, is also polluted
由於大規模開采，深層承壓水受到地表水和淺層地下水的補給，水質也有污染。 -
Abstract : the paper summarized the present situation of nitrate pollution in some area of our country where the surface water, underground water and vegetable crop were polluted by using nitrogen excessively, put forward some proposals and control countermeasures to prevent the nitrogen pollution in agriculture ecology environment such as draw up the " pollution prevention administrative stipulate for farm land fertilizer application "
文摘:概述了我國部分地區因過量施用化肥氮而導致對地面水、地下水及蔬菜造成硝酸鹽污染的現狀；提出了制定《農田施肥污染防治管理規定》等防止農業生態環境氮污染的對策意見。 -
The results showed that both of water enverionment and biotic enverionment were good, and surface sediment enverionment was polluted in middle level besides that of some stations were seriously polluted, in which c ( subscript d ) plaied a main role in pollution
結果表明，水質環境和生物環境處于良好水平；表層沉積環境處于污染水平，有的站達到嚴重污染水平，其中重金屬錫的貢獻率最大。 -
In chinese north cities, more than 70 % of drinking water resource is surface water which has been seriously polluted by organic matters and algae
我國北方城市水源70以上為地表水，有機物污染嚴重，藻類大量繁殖，各種浮遊動物孳生，常規處理工藝無法滿足安全飲用水供應的需要。 -
The oil field exploiting impacts on water resources are analyzed in this paper, points out that the current situation of water pollution as follow : the surface water have greatly polluted, the quality of the phreatic water is going worsen, and the deep groundwater quality is not be good, and make out the main pollutants, then utilizes the artificial neural network analyses the collected water quality information data and predicts the water quality in the daqing area, makes a reasonable assessment, which will present theoretic basis for water resources protection and pollutant prevention in oil field
摘要首先分析了油田開采對大慶地區水資源的影響，指出水污染現狀：地表水嚴重污染，潛水水質趨于惡化，深層地下水水質不佳，同時指出水污染的主要污染物，並運用人工神經網路度對長期收集的水質監測資料進行了分析和預測，對該區水資源水質做出了比較合乎實際的評價，為油田水資源的保護和污染防治工作提供了理論依據。 -
Based on data from the ministry of water resources, ninety percent of surface water in urban has been polluted
基於水利部的數據，目前90 %的城市地表水被污染。 -
Problems existing in the development of water resources in yin - chuan basin are : surface water, groundwater, water for city use and water for agriculture use as well as water for ecological use are not reasonably programmed, leading to the waste of water resources and occurrence of salted soil. at the same time, because of the large amount drainage of wasted water, solids and gas as well as the comprehensive use of chemical fertilizer, the groundwater was polluted in different degree, the range and extent of the pollution have a tendency to increase yearly. whether the water is used in industry or in agriculture, the waste of water is very serious, the technology of water usage is slow, and the production value of water is low
銀川盆地在水資源開發利用中所存在的主要問題是：對于地表水和地下水、城市用水和農業灌溉用水以及生態用水等缺乏合理規劃，造成了水資源的浪費以及土壤鹽漬化問題的發生；同時，由於工業「三廢」的大量排放以及農藥、化肥的廣泛使用，使地下水不同程度地污染，而且污染程度和范圍有逐年加大的趨勢；無論是農業用水還是工業用水，浪費現象都十分嚴重，用水技術落後，單方水的工農業產值相對較低。 -
Bioremediation technology to restore the polluted surface water in city
城市污染水體的生物修復技術
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