background air 中文意思是什麼

background air 解釋
本底空氣
  • background : n 1 後景,背景;基本情況;(紡織品等的)底子;出身;經歷。2 隱蔽的[不引人注目的]地位;幕後。3 襯...
  • air : n 1 空氣,大氣。2 天空,空中。3 微風,和風。4 態度,樣子,風度,氣派;〈pl 〉高傲的架子。5 傳播,...
  1. There is no perspicuity verge between the west and the east of qinling mountains, so we have to draw a line to divide it into two parts. by analyzing the chang of observation spot " s precipitation in summer and in autumn on the same latitude, we can make a conclusion that 108 ewill be the line possibly. the paper was going on under the background of global chang by compairing the variation characteristics of norm annual air temperature and norm annual precipitation, and by compairing air temperature and precipitation over the season,

    秦嶺東部地區氣候變化總體趨勢為降水減少、氣溫遞增,其中近50年的時間里,氣溫共遞增0 . 185 ,同時降水減少75 . 35mm ,表現為暖干化特點,其暖化的特點表現在冬半年的暖冬尤其是冬季增溫強烈,干化則主要集中在夏季降水的銳減;而秦嶺西部地區則降水減少的同111氣溫下降,近50年來,氣溫共下降0
  2. The first chapter introduces to you the background and environment of chinese domestic airlines at present, points out in china air passenger transportation market will keep growing at a relatively high speed, which brings both opportunities and challenges to chinese airlines, set the objective premise for the airlines ? development and upgrowth

    第一章介紹目前國內航空公司所處的背景和環境,指出航空運輸服務面臨的更大的需求,客運市場將保持較快的增長。這是航空公司發展的客觀前提。
  3. The second part combining with the background of sustainable development, discusses the opportunity and the problems which the study of air rights faces. the third part tries to blaze a new trail in methodology directed against the problems raised in the second part, to introduce the legal economic analysis method in the study of the air rights system, and inquire into the tendency of air rights in accordance with sustainable development strategy. the last part bases on the discussion above, points out the momentous theoretical significance and pratical significance to erect the system of air rights, and in order to comply with the trend of land stereoscopic utilization in our country, it tries to put forward the design of establishing the system of air rights which can meet the d emands of sustainable development in the legislation of real rights system, land management and environmental protection

    本文共分為四個部分,文章的第一部分主要是簡單地介紹空間權的產生和發展,並通過各國空間權制度的比較研究,著重探討了空間權的一些基本理論問題;文章的第二部分結合可持續發展的時代背景,闡述空間權制度研究面臨的機遇和存在的問題;文章的第三部分則主要是針對第二部分的問題,進行方法論的創新,試圖在空間權制度的研究中引入法律的經濟分析方法,探討空間權面對可持續發展戰略的發展趨勢;文章的最後一部分主要是在前文論述的基礎上,指出我國建立空間權制度的重要理論意義和現實意義,并力圖在我國物權立法、土地管理立法、環境資源保護立法中提出建立適應可持續發展需要的空間權制度的設計思路,以順應我國土地立體利用的趨勢。
  4. Nowadays, the urbanization is developing rapidly. in cities, high buildings stand everywhere, green districts are decreasing, the environment is being polluted, and the living space is reduced day by day. at the same time, the development of national economy, the improvement of people ’ s life level and the changement of life style make the variation of people ’ s tourist consumption opinion and aesthetic opinion. they long for going back to nature. the rural areas have wide space, fresh air, graceful environment and rich rural culture, and all of these factors have extreme attractivity to citizens. so, the combination of graceful natural environment and origional agricultural landscapes in rural areas and the citizens ’ strong wish to expand leisure tourism forms the objective background of the interactive development of agriculture and tourism. agricultural tour is a new region of tourism development, and traveling agriculture is a new way of agricultural development. the interactive development of agriculture and tourism conforms to the demands of agriculture ’ s and tourism ’ s sustainable development, and also bring perfect promotion effects to the improvement of rural areas ’ economic benefits and the development of tourism

    農業旅遊是旅遊業發展的新領域,旅遊農業是農業發展的新途徑。農業與旅遊業的互動發展既符合農業和旅遊業可持續發展的要求,又對提高農村經濟效益和旅遊業發展起到了很好的促進作用。為探索如何綜合利用農業資源,合理開發旅遊項目,推動農業與旅遊業互動發展,本論文採用案例分析與區域綜合相結合、理論分析與實踐調查相結合等研究方法,嘗試性地提出了農業與旅遊業互動發展的涵義,從不同角度對其開發進行了模式構建,對農業旅遊產品和旅遊農業產品進行了分析,並在效應分析的基礎上揭示了農業與旅遊業互動發展的前景。
  5. The country has made substantial scientific and technological achievements in some research areas, such as the comprehensive prevention and control of beijing ' s environmental pollution, the capacity of the atmospheric environment, the background value and environmental capacity of the nation ' s major soils, acid deposition and its impact and control, the forecasting and monitoring of the influence of the changes in the global climate and corresponding countermeasures, the depollution of coal, and the control of air pollution

    國家取得了北京市環境污染綜合防治研究、大氣環境容量研究、全國主要土壤背景值與環境容量研究、酸沉降及其影響和控制技術研究、全球氣候變化預測影響和對策研究、潔凈煤及大氣污染控制技術研究等一大批科技成果。
  6. This article, through analysis different system radar ’ s superiority and limitation in target identification, proposes to unite the convention air defense radar ’ s echo characteristic and the electronic support sensory system ’ s aircraft - borne radiant characteristic, structure reasonable recognition system. it can satisfie the airplane target identification demand under the different background

    本文通過分析不同體制雷達在目標識別上的優勢和局限性,提出把常規防空雷達回波特徵和電子支援偵察系統得到的機載輻射源特徵聯合起來,構造合理的識別系統的新思路,以此來滿足不同背景下對飛機目標識別的需求。
  7. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  8. The rain area is regarded as a random background medium, and the scattering field and backscattering matrix of the cylinder target in rain are gained. in the coherent case, the power of cylinder target in rain and air and their optimum polarization states are studied by the three - step method

    在研究雨中目標時,本文把雨區看成隨機的背景介質,利用波傳播理論、目標的邊界條件,得出介質圓柱在雨中的散射場、後向散射矩陣,並進行了相關計算。
  9. Background air pollution monitoring network

    氣象組織本底空氣污染監測網
  10. Background air pollution monitoring network bapmon

    本底空氣污染監測網
  11. Using wavelet - based multi - scale transform to detect infrared target, it is possible to acquire modulus image to segment citrus from background under direct sunlight conditions, whereas it is difficulty to identification because of the confusion of the reflected light from leaves under backlighting. the method is very sensitive to the ambient air condition, such as in condition b or c, the identification is very difficult

    用該方法可以較好地識別順光條件下採集的紅外熱圖像中的果實,而在背光條件下,由於位於樹冠邊緣的樹葉反射光較強或穿過樹冠的光使周圍的樹葉光反射較強,使果實在紅外熱圖像中的溫度或灰度低於反射光強的樹葉等部分,則不能識別。
  12. Based on sand - storm ' s occurrence times data in ningxia, arctic sea - ice area index data, height and wind fields data of ncar / ncar reanalysis, the basic variable rules and anomalous air circulation background fields of spring sand - storm ' s occurrence times in ningxia are systematically analyzed. more attention was paid on studying the tele - connections between arctic sea - ice areas and spring sand - storm ' s occurrence times in ningxia, and impossible affecting process of greenland sea - ice areas " anomalies on sand - storm ' s occurrence times. the results are as follows : 1

    本文根據寧夏沙塵暴發生次數資料、北極海冰密集度資料和ncar / ncep再分析資料,較系統地分析了寧夏春季沙塵暴發生次數的基本變化規律及其異常的大氣環流背景場,重點研究了北極海冰與寧夏春季沙塵暴發生次數之間的遙相關關系以及格陵蘭海冰異常變化對沙塵暴的可能影響途徑,結果表明: 1 、夏春季沙塵暴發生次數在1960 - 2000年有明顯的年代際和年際變化特點,總體呈減少趨勢,且在1984年發生了明顯的突變,有10年和7年左右的周期。
  13. Worse, many houses already have background levels of chlorinated organic solvents ? emitted by household air fresheners, paints and glues ? that exceed health guidelines, says lance wallace, an epa research scientist

    更糟的是,環保署的研究科學家華萊士說,許多房子里含氯有機溶劑的背景值早就已經超過健康上限,它們是由家裡的空氣清凈機、油漆和黏劑所釋出。
  14. Regional photochemical reaction is weak over this area, to a great extent, the atmospheric background condition influences to the variation of surface o3, tthe variation of vertical wind speed is significant to surface o3, from seasonal distribution of vertical wind, it appears upward air current in winter, spring and autumn, repectively, while it is mainly downward in summer, it is favorable to the o3 transport from stratosphere layer. at walilguan, the variation of humidity impacts a little on surface o3, the relationship between surface o3 and wind speed is relatively complicated, by correlation statistic analyze, it is sure that the wind speed is not one of the important factor

    ( 2 )瓦里關地區局地光化學反應較弱,地面o _ 3在很大程度上受大氣背景狀況的影響; ( 3 )垂直風變化對地面o3日變化影響較大,從垂直風季節分佈看,春、秋、冬三個季節為上升氣流,而夏季下沉氣流則很旺盛,這種分佈有利於平流層o _ 3向下的輸送; ( 5 )濕度對地面o _ 3貢獻並不明顯; ( 6 )各季節水平風速與地面o _ 3之間的關系較為復雜,不同季節相關分析表明,水平風速並不是影響地面o _ 3變化的主要因子之一。
  15. Introduction : since it is a rubber brain is naturally 1, 10 full stretch, you have to do, is the largest possible number of toy brain stay in the air, and reach a certain score will transform the background, look at our own record is the highest number of games operations : players use the left mouse button to click on the screen toys brain. is the largest possible number of toy brain stay in the air, and reach a certain score will transform the background, look at our own record is the highest numbe

    既然是橡皮腦袋,自然是彈力十足咯,你所要做的,就是盡可能多的讓玩具腦袋停留在空中,而到達一定分數背景還會變換,看看自己的最高記錄是多少游戲操作:玩家用鼠標左鍵來點擊畫面中出現的玩具腦袋,就是盡可能多的讓玩具腦袋停留在空中,而到達一定分數背景還會變換,看看自己的最高記錄是多少。
  16. Since it is a rubber brain is naturally 1, 10 full stretch, you have to do, is the largest possible number of toy brain stay in the air, and reach a certain score will transform the background, look at our own record is the highest number of games operations : players use the left mouse button to click on the screen toys brain. is the largest possible number of toy brain stay in the air, and reach a certain score will transform the background, look at our own record is the highest numbe

    既然是橡皮腦袋,自然是彈力十足咯,你所要做的,就是盡可能多的讓玩具腦袋停留在空中,而到達一定分數背景還會變換,看看自己的最高記錄是多少游戲操作:玩家用鼠標左鍵來點擊畫面中出現的玩具腦袋,就是盡可能多的讓玩具腦袋停留在空中,而到達一定分數背景還會變換,看看自己的最高記錄是多少。
  17. There is no thoroughly rounded theory about displacement ventilation system in our country at present and our research begins recently. the study work of this paper will be useful for further optimization design of displacement ventilation system. this dissertation includes five parts. the first part introduces the development of the displacement ventilation and the background of research in domestic and oversea. in the second part, it gives working principle of displacement ventilation system and it ’ s advantages to the mixture ventilation. the study also gives a series of indexes to evaluate displacement ventilation system and specifies air supply terminal device and so on. it is needed to simulate and analyse the velocity field, temperature field and distribution of flow field. this is the third part. the forth part specifies the simulative method for thermal stratification of displacement ventilation system. it gives some factors affecting thermal stratification height such as inlet temperature, inlet velocity, heat transfer of wall body, distance of heat source and so on

    本文的研究工作主要包括以下幾個方面的內容: ( 1 )綜述了國內外相關的研究現狀和研究背景; ( 2 )簡介了置換通風的工作原理,並分析了它相對于混合通風的優良特性及評價指標、末端裝置等; ( 3 )對採用置換通風方式房間的溫度場、速度場和氣流分佈進行了模擬計算與分析; ( 4 )對採用置換通風方式房間的熱力分層高度進行了模擬計算,並分析其影響因素,如:送風溫度、送風速度、圍護結構傳熱和熱源分佈等; ( 5 )擬合了無量綱熱力分層高度相應于送風溫度t 、送風速度v 、熱源間距離l和圍護結構傳熱q的經驗公式。
  18. ( 4 ) the intensity of the vertical movement of the air over the east of nwc, from the 1990s ", it tended to weaker, which is regarded as a dynamic background condition

    ( 4 )西北地區東部垂直運動的強弱具有一定的年代際變化, 90年代以來,強度趨于減弱,成為該區90年代降水減少的一個動力背景。
  19. The solution background that resulted from the chemical interference, would be the primary factor that effected the sensitivity. especially in the present microfluidic system, the chemical background which was usually inevitable because of the carrier solution, would be eliminated by means of using air as the carrier flow, thus a great signal noise ratio ( snr ) and a great sensitivity could be obtained

    在微量分析和超微量分析里,化學干擾產生的溶液背景是影響靈敏度的主要因素,尤其在微流控系統中,載流溶液的背景不可避免,用空氣作載流就可以消除背景而獲得高信噪比和高靈敏度。
  20. The famous picture of johnson ' s swearing - in on air force one after the assassination of president kennedy has valenti in the background

    肯尼迪總統遇刺之後,約翰遜在空軍一號上宣誓繼任,這個著名的場面被拍攝下來,瓦倫提正在畫面的背景之中。
分享友人