環流法 的英文怎麼說

中文拼音 [huánliúfǎ]
環流法 英文
ring current method
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 環流 : [氣象學] circulation; circulating current; circumferential motion; circular current; ring current...
  1. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二，討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據，發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大，這有利於對稱不穩定的發生。第三，採用f平面、非靜力平衡、濾聲波模式，討論了中尺度垂直環流非線性攝動分析及演變方程。
  2. This paper use the ncep / ncar day - to - day reanalysis data of 500hpa high field and so on, choose ural mountain, baikal, okhotsk as the key district, the mid - high latitude of eurasia circulation courses that have long duration ( scale of time is middle, namely during 10 - 30 day ), maybe continue continuously after being intermittence of 1 - 2 days in middle, appear repeatedly is for research object, define an index " i " of the circulation pattern over mid - high latitude of eurasia. a method is proposed to identify the summer typical persistent circulation pattern at 500hpa levels over eurasia mid - high latitude. the climate characteristics of those typical persistent circulation patterns are studied

    本文利用ncep / ncar再分析逐日500hpa高度場等資料，選擇烏拉爾山、貝加爾湖、鄂霍次克海這三個地方作為關鍵區，以夏季歐亞中高緯度持續時間長（時間尺度屬于中間時間尺度，即10 ? 30天之間） 、中間可能會間歇1 、 2天然後又繼續持續、反復出現的環流過程為研究對象，定義了一個夏季歐亞中高緯流型指數，在此基礎上提出了一種對夏季歐亞中高緯500hpa典型持續流型的界定方法，研究了典型持續流型的氣候特徵，分析了流型指數的年代際變化，以及對應不同階段、不同流型的降水場、加熱場、海溫場等的主要特徵。
  3. Hence, the automation level of the bed temperature, one of the most important parameters for the combustion control of cfb, cannot be improved effectively

    因此，作為循環流化床鍋爐的燃燒控制中的一個重要參數床溫，其自動化水平一直無法得到有效提高。
  4. Reasons of and counter measures against explosive combustion at a cfbc boiler

    循環流化床鍋爐爆燃原因及解決辦法
  5. The wavelet multi - analysis is adopted to further understand the microstructure of solids holdup fluctuation, the vivid fingermark images show that it is a fractal and dissipative structure. the low and frequency signals reflect the dilute phase fluctuation behavior and dense phase ( cluster ) fluctuation behavior, respectively. to deep understand the multi - scales characteristic of gas - solids circulating fluidization, the wp decompose methods for obtaining the eigenvalue of gas - solid fluidized bed has been developed. the results show that eigenvalues of different scales are effective for identification of non - uniform and dynamic structure of gas - solid fluidized bed

    小波多分辨分析法得到指紋圖形象地揭示了顆粒濃度脈動的自相似、分叉等具有混沌特徵的微觀結構；小波分解后信號中的低頻和高頻成分分別代表了稀相和密相的脈動行為，小波包分解提取能量特徵值的方法能夠揭示氣固的多尺度特性，不同尺度上的能量特徵值四川大學碩十論文反映了氣固循環流化系統中存在的非均勻動態時空結構。
  6. The temporal and spatial variations of summer precipitation anomaly in northeast china ( nespa ) are studied, and its relations with contemporary circulation anomalies over north pacific ( np ) and sst departure of pacific on the interdecadal and interannual scale are discussed by means of harmonic analysis, reof and svd

    採用諧波分析、 reof 、 svd等方法分析了東北夏季降水異常的時空特徵，並按年代際、年際尺度分析了它與同期北太平洋區域對應尺度環流、相關海表溫度異常的聯系。
  7. In terms of the real data, the mass stream function is calculated by two methods, results indicate that both methods fit well with the need for calculating the climate and its anomaly of the mean meridional circulation

    本文通過實際資料的計算比較了質量流函數的兩種計算方案，驗證了簡化方法同樣適用於平均經圈環流的氣候及其異常的分析需要。
  8. Based on the accumulated engineering experience of cfb technology by tsinghua university, this paper develops a pseudo - static model to study the performance of a real 135mw cfb reheating boiler under partial load. this model is a semi - theoretical model in which some key parameters are according to the engineering experiences accumulated by department of thermal engineering, tsinghua university in the last fifteen years

    本文在國內外已有研究成果基礎上，尤其是根據清華大學熱能工程系多年來致力於流化床燃煤技術的研究與開發所積累的豐富的工程經驗，採用準靜態模型化方法，對135mw再熱循環流化床鍋爐的部分負荷性能進行了研究。
  9. So it ’ s an important and heated problem to study third party logistics ’ service quality currently. in the thesis, according to advancing problem, analyzing problem and solving problem, on the basis of third party logistics ’ service quality, analyze the reason and course of third party logistics ’ service quality, design index system from the view of clients, and use fuzzy comprehensive evaluation to evaluate third party logistics ’ service quality. the research in the article would help logistics enterprise enhance service quality and offer a way of judging logistics ’ service quality

    本文按照提出問題，分析問題，解決問題的思路安排論文結構，以第三方物流企業的服務質量為主線，用「服務質量差距模型」分析了第三方物流企業服務質量差距產生的原因和種類，同時構建了從客戶角度出發的第三方物流企業服務質量評價指標體系，並用模糊綜合評價法對第三方物流企業的服務質量進行評價，在評價的過程中用環比法確定指標的權重，在計算的過程中體現出一定的優越性。
  10. In the present work, there are two methods to design the shrouded - propeller. one is based on the blade element and momentum theory, the other is based on the ufbng - line ( surface ) theory derived from circumfluence theory

    在實際工作中，函道螺旋槳的設計有兩種方法，一種是基於葉素理論與動量定理的工程方法；另一種是基於升力線（面）方法的環流理論方法。
  11. In the 1960 ' s, the circumfluence theory has been used to design the shroud - propeller, and it can be divided to two methods, one is that the profile of die shroud is provided, the other is that the pressure distribution of the shroud is provided.

    到六十年代，函道螺旋槳的環流理論就可用來計算這種推進器的設計問題。本文中使用的方法是：函道用圓環渦系和圓環源、匯系模擬，用線性理論計算；螺旋槳用一個變負載的鼓動盤模擬。
  12. Credit determination for flow control in fc - al

    光纖通道仲裁環流量控制中信譽的確定方法
  13. The principle, method and procedure for adjusting loop flow distribution by measured network data ( pressure and flow of feature node ) in the hydraulic calculation of city gas network are introduced, and the cause of errors occurring when using this method is analyzed

    摘要介紹了城市燃氣管網水力計算中利用實測管網數據（特徵節點的壓力和流量）調整環流量分配的原理、方法和步驟，分析了該方法出現偏差的原因。
  14. Then by using of statistics and numerical simulation analysis, research abnormality of the main circulation system at following summer in east asia, and the influence of the abnormality on the rainfall and temperature in summer in china, when sst over the kuroshio area during winter show cold or warm anomaly

    再分別通過統計和數值模擬的方法，系統的分析了冬季黑潮海溫冷暖異常時，後期夏季東亞地區高低空的主要環流系統的異常，以及這些異常又如何進一步影響了我國夏季的降水和氣溫。
  15. The seasonal variation of the mean meridional circulation and the double - level structure of the hadley circulation are analyzed by the two methods. the paper also studies the zonal difference of the anomalous meridional circulation and the impacts of el nino / la nina events on the local meridional circulation anomaly. conclusions are drawn as follows : 1, the hadley circulations in both hemisphere and the position of their joint uprising branch move wholly with the heat equation, with most north in july and most south in january

    然後用簡化方法分析了氣候平均經圈環流的季節變化，論文還對hadley環流的雙層結構和異常經圈環流的緯向差異以及elnino 、 lanina事件對局地經圈環流異常的影響作了研究，結果表明： 1 ，北、南半球hadley環流圈及其共同上升支的位置隨熱赤道作整體性移動， 7月最北， 1月最南。
  16. The approaches establish a relationship between monthly precipitation abnormality and monthly circulation, soil moisture and temperature on the shallow and deep layers. the relationship is the precipitation diagnostic equation and its coefficients and dimensions are determined by using the observed data of huai river basin. then we select the main soil moisture and temperature attributing factors by the dimensional analysis to establish a forecasting equation of summer precipitation over huai river basin with the statistic approach

    通過將大氣中的熱量、水汽收支方程與一個簡化的兩層土壤溫度、濕度方程相結合，並依據月尺度大氣環流的演變特徵，推導出月降水距平與500hp月平均高度距平場、土壤深淺兩層溫、濕度的關系；利用臺站觀測資料，使用統計反演方法確定方程中各項的系數和量級，從而找出影響降水的主要土壤溫、濕因子；利用統計方法建立這些因子與淮河流域夏季降水異常之間的簡單線性預報方程，並對1992 - 2000年淮河流域夏季降水趨勢進行回報。
  17. Under the low solid flux, the particle velocity in the whole flow field was processed by mqd in the transitional flow regions. the results show that the variation of particle velocity with the time and the influence of particle clusters in the real time. under the high solid flux, in the dilute flow region, the particle velocity is analyzed and discussed with the variation of operating condition

    在低循環流率下對過渡區典型流態下顆粒團的不同流態進行了mqd法處理，獲得了整場顆粒運動速度及隨時間變化規律，顆粒團運動對流場內顆粒速度的動態影響；對稀相區在較高固粒流率下對顆粒運動速度進行了變工況分析和討論。
  18. On the basis of piv measurement of the gas solid velocity field, the size and the numbers of particles are measured by newly developed image processing software. the results are identical with the variation of the factual size of particles. by the viable datum, the average size of particles in the cross section is calculated in the dilute phase area of circulating fluidized beds ( cfb ) riser

    在piv測速系統基礎上，通過二次開發的圖像識別軟體，實現不同工況下各截面顆粒粒徑分佈的測量，測量結果基本反映出實際顆粒粒徑變化，證明了該方法的可行性，進一步獲得了循環流化床稀相區顆粒粒徑分佈特性。
  19. The research result indicated that the distribution and change of around - flow - field parameters could be fairly described by simulation method in this paper

    研究結果表明，所採用的方法可以很好地描述空氣沖擊波環流流場參量分佈與變化規律。
  20. Finally, bp neural network recognition model of particulate and aggregative fluidization and rbf neural network prediction model for chaotic time series of circulating fluidized bed have been set up, which provides new methods for on - line recognition of fluidization state and control and prediction of circulating fluidized bed systems

    最後建立了散式流化和聚式流化bp神經網路識別模型和循環流化床中的混沌時間序列的rbf神經網路預測模型，為流型在線識別和循環流化床系統的控制和預測等提供了新的方法。
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