點排放源 的英文怎麼說
中文拼音 [diǎnbèifàngyuán]
點排放源
英文
point emission source-
Point source pollution and non - point source pollution are always the two important problems of the water environmental quality. point source pollution mainly includes industrial sullage and city ' s life sullage, which are drained from the certain outfall
點源污染和面源污染一直是水環境質量的兩大問題，點源污染主要包括工業污水和城市生活污水，通常在排污口集中排放。Being a liquid containing high organic pollutants, brewery wastewater may not only lead to environmental pollution, but also decreas e the utilization ratio of raw material used in beer production. therefore, many sc holars and breweries have paid much attention to developing new techniques for t reating and making use of brewery wastewater. this paper makes a comparison among various new techniques on the basis of analyzing the sources and characteristic s of brewery wastewater. it is concluded that a single technique can not effectiv ely remove the contamination from brewery wastewater, and only the combination of various techniques can achieve great benefits both in economy and in environment. thus, several proposals are put forward for future research
啤酒廢水中有機物的含量較高，如直接排放，既污染環境，又降低啤酒工業的原料利用率.為此，許多學者和廠家對啤酒廢水的處理與利用技術進行了研究.本文在闡述啤酒廢水的來源及特點的基礎上，對幾種常見的處理利用技術進行了比較，結論是：單一的處理和利用技術不能從根本上解決啤酒廢水的污染問題，只有將多種技術結合使用，才能達到經濟效益和環境效益的統一.最後，對未來的研究方向提出了幾點建議The water pollution can be divided into two major categories of point source and area - source pollution according to the different way of discharge
摘要根據排放方式的不同，水體污染可以分為點源污染和非點源污染兩大類。The point source data file contains data for sources emitting more than a specifilc amount of a pollutant per year.
點污染源數據文件列有每年超量排放污染物的污染源數據。Toxic substances monitoring will continue in 2006 with a special focus on pollution sources such as raw sewage, effluent from sewage treatment plants, river water, and storm run - off
有毒物質監測計劃於2006年的工作重點是監測污染源，其中包括未經處理的污水和污水處理廠的排放水河溪及雨水渠排放等。Abstract : the concentration field distributions of the elevated point sources is calculated using a numerical calculation method
文摘:使用數值計算的方法來計算給定源強下的高架排放點源的濃度場分佈情況。At the end of this chapter, the influence of the depth of discharge point on the concentration is analyzed
文中還分析了不同深度點源排放對濃度場的影響。First of all, the vertical mixing law of point source in the river is studied
首先研究了河流中點源污染物排放的垂向紊動混合規律。Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street
輕軌運輸系統lrt源起於歐洲街道電車street car ，街道電車一度在都市捷運化與私人機動化的浪潮沖擊下迅速沒落，但隨著都會地區機動車輛不斷增加，道路交通阻塞噪音環境破壞排放廢氣污染問題嚴重惡化之際，輕軌車輛技術已不斷提升，具備小轉彎半徑能力的聯結式車廂模組化列車編組車廂斷面長度加大加長低地板車廂流線型車廂設計，搭配先進控制系統及彈性的路權型式，使現代化輕軌系統具備有與生活空間結合重視環境問題與社會情勢並活用進化街車之都市交通工具等特徵與優點，如高性能輕軌列車與汽車共存，低底盤的車廂創造無障礙車站空間，道路即是車站設備，旅客可以在街區上下車，提供沿線居民高度的便利性，消除交通堵塞噪音及空氣污染等，輕軌系統並與街景充分的調和，成為活動的都市意象。The problems of carbon source supply and sludge age control could be effectively solved in the processes by means of " one carbon source for two uses " and " two - sludge system ", meanwhile phosphorus and nitrogen can be removed with less oxygen requirements and sludge production
該工藝以其特有的「一碳兩用」和「雙泥系統」 ，有效解決了常規生物脫氮除磷工藝的碳源供求矛盾和泥齡控制問題，可同時獲得較高的除磷和脫氮效率，並具有所需曝氣量少，剩餘污泥排放量低等特點。Direct methanol pem fuel cell ( dmfc ) is recognized as a new alternative to the present power sources because of its characteristics of high efficiency, high power density, low emission and easy fuel carriage
直接甲醇聚合物膜燃料電池（簡稱dmfc ）以其高效、高能量密度、低排放和燃料儲運及補充方便等特點被認為是一種適應未來能源和環境要求的理想電源。According characterizes of topography and physiognomy in hechengli village, we analyze and account the gross of biomass in this area by using theory from environmental science, environmental ecology. through surveying the status detailed used by dwellers that lived nearby, we analyze quantitatively the decreasing quantity of soot and sulfur dioxide by using biomass, and then the change in structur of energy and environmental effect
通過運用環境科學、環境生態學的基本原理，根據當地地形地貌的特點對可獲得生物質資源總量進行分析、測算；對示範點附近居民的能源使用情況進行詳細的調查，定量分析了利用生物質資源后當地煙塵總最和二氧化硫排放總量的削減程度以及使用生物質能對當地居民能源利用結構的改變和產生的環境效應。Little is known about how to control anpsp due to lack of the related theory and practical experience. especially there is no satisfactory measure to reduce the runoff and leaching of n and p from agriculture into rivers and lakes. it ' s very significant in both theory and realism to reduce agricultural non - point source pollution and protect our ecological environment for realizing the harmonious development of resource, environment and agriculture in china
農業面源污染是困擾我國社會、經濟持續發展的一個嚴重的環境問題，主要是由於農業面源污染具有量大面廣、分散的特點，並受自然條件突發性、偶然性和隨機性的制約，現階段我們對農業面源污染情況的了解程度遠遠不如點源污染，還缺乏整治的相關理論基礎和實踐經驗，減少污染物尤其是氮、磷營養的排放具有相當大的難度，因此控制農業面源污染、保護和優化生態環境對實現我國資源、環境和農業協調發展有重要的理論和現實意義。While non - point source pollution has no certain outfall, it has some relation with some weather conditions
而面源污染則不同，它沒有固定的排放點，主要與一些氣象條件相聯系。Air quality - stationary source emissions - expression of results stemming from industrial installation emission point measurements
空氣質量.固定源排放.工業裝置排放點測量結果的表示To investigate the characteristics about energy consumption and environmental emissions of china car and provide a methodological demonstration by taking a car for example and using life cycle inventory method is aim
摘要以某國產轎車為實例，利用生命周期評價方法，探討國產轎車在能源消耗和環境排放方面的特點，同時為類似產品的生命周期評價提供方法上的借鑒。Hong kong has made considerable progress in reducing street - level pollution through our motor vehicle emissions programme. we have also turned our sights to power plant emissions and volatile organic compounds see
香港實施了車輛廢氣管制計劃后，路邊空氣污染水平顯著下降，刻下我們的焦點已轉移至發電廠排放物和揮發性有機化合物等污染源頭詳見The recognition and measurement of social, economic, and environmental benefit are studied and concrete expressions of these three objects are given ; according to different features of water users and water sources, the concepts and calculation methods of water use fair coefficient of water users and water supply sequence coefficient of water sources are presented ; the concept and calculation method of accordant coefficient of water environment and economic system are also put forward and it is considered as a condition of constraint ; the method to calculate discharge amounts of key contaminants in a planning standard year is brought forward ; on the basis of analyzing characteristics of the model for optimal allocation of regional water quality and water quantity, the method based on matlab optimal toolbox to solve the model is discussed
模型中考慮了社會目標、經濟目標、環境目標的識別和度量方法，給出了三類目標的具體函數表達式；根據用戶特性和水源特性的不同，引入了用戶用水公平系數、水源供給次序系數的概念和度量方法；由於區域水環境與經濟的協調發展是區域可持續發展的核心內容，因此本文提出了水環境經濟協調發展度的概念，並給出了相應的計算公式；對規劃水平年區域重要污染物排放量進行了計算，並以約束條件的形式予以考慮；分析了區域水質-水量聯合優化配置模型的大系統、多目標、非線性等特點，探討了基於matlab優化工具箱的模型求解技術和方法。By the theoretical derivation, the equation of the vertical homogeneous mixing distance of the continuous and instantaneous point source is developed. the definition of the part depth of homogeneous mixing is given, and its equation is obtained. these equations are verified by the measure data, such as the data of nanjing section in yangtse river, and the results are satisfied
通過理論推導，分別得到瞬時點源和連續點源濃度場在垂向上達到全水深均勻混合的縱向距離的理論計算公式；進一步研究排放口至全水深均勻混合距離之間水域的污染物垂向紊動混合過程，首次提出了部分均勻混合水深的新概念，推導得到部分均勻混合水深隨縱向距離變化規律的表達式。This thesis is worked on the soc of battery management system, the prediction of discharge capacity of mh / ni battery is a main part of battery management system. the exact and reliable soc of estimation for battery is necessary for the battery management system in hev, it is the key of practical of the hev
隨著能源和環保問題的日益突出，混合動力電動汽車以其零排放，噪聲低，等優點而受到世界各國的高度重視，作為發展電動車的關鍵技術之一的電池能量管理系統，是電動車商品化，實用化的關鍵。分享友人