過渡流動 的英文怎麼說

中文拼音 [guòdùliúdòng]
過渡流動 英文
transition flow
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 渡 : Ⅰ動詞1 （由此岸到彼岸;通過） cross （a river the sea etc ） 2 （渡過） tide over; pull through 3 ...
  • 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...
  • 過渡 : transition; transit
  • 流動 : 1. （液體或氣體移動） flow; run; circulate 2. （經常變換位置） going from place to place; on the move; mobile
  1. The stability of the tiltrotor in the heli copter mode is analyzed aiming t a semi span soft - inplane tiltrotor model with an elastic wing

    集成了非定常動態人流方程與傾轉過渡狀態的多體動力學力程，建立了傾轉旋翼機時域非定常氣彈耦合分析模型。
  2. The paper discusses dynamical conditions of the supercritical ore - forming fluid system based on study of regional geological background and analyses of physiochemical conditions of ore - forming process and puts forth the ore - forming mechanism : upper mantle uplift - mingling of meteoric water and magmatic hydrothermal fluid separated from acidic magma under tensile or transitional tensile environment - water / rock reaction - transportation - chemical coupling ore precipitation

    在分析超臨界成礦流體系統形成的區域地質背景和研究成礦物理化學條件的基礎上，探討了超臨界成礦流體系統形成的動力學條件，提出該系統的成礦機理：與燕山晚期酸性火山侵入巖漿有關的金銅礦床是在上地慢隆起、張性或向張性過渡背景下形成的，酸性巖漿經熔體流體分離作用形成的巖漿熱液與大氣降水混合，經水巖作用等復雜的輸運和化學反應耦合過程的動力學產物。
  3. The system of piv is constructed suitable for measuring the particle movement and the flow pattern of particle clusters is visualized in the cfb. under the low and high solid flux, this work also study the aggregate properties such as the two - dimensional shapes, velocity and existence time of clusters on several axial / radial positions

    對循環流化床冷態實驗臺兩測試段進行了流型和顆粒團可視化研究，分別獲得了較低循環流率下過渡區和在高循環流率下稀相區顆粒團的運動速度，形狀，持續時間及其動態變化情況。
  4. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  5. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求，選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化，再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法，通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍，以速度調節器和電流調節器的參數為染色體中的基因，通過遺傳演算法在搜索范圍中優化這些基因，獲得優化解.實驗結果表明，所設計的參數能使系統性能指標有顯著提高
  6. Detailed studies of tectonic unit and mineralized pedigree in each tectonic unit and each period provided that tectonic evolution passed an evolutionary sequence from early extension - transition - late compression that correspond to mineralization - sediment and submarine eruption - exhalation mineralization - moderate to acid magma and tectonic hydrothermalism that are relevant to mantle - derived magma and volcanic activities ; the mineralized pedigree can be indicated as mantle derived - inner basin and deep source - crust source ore - forming materials

    對各時期、各構造單元的成礦譜系進行了詳細研究，提出構造運動演化從早期拉張過渡晚期擠壓的演化序列，分別對應于以幔源巖漿和火山活動有關的成礦作用沉積及海底噴流?噴氣成礦作用中酸性巖漿及構造熱液成礦作用；在成礦物質上由幔源盆內及深源殼源的成礦譜系。
  7. The application of liquidity risk theory to the study of the transitional trading market for state - owned shares

    流動性風險理論對國有股過渡流通市場的研究
  8. This method can be used in dc and ac electric drive without complex arithmetic operation, and be can get engineering operational accuracy to some extent

    對于直流及交流拖動系統過渡過程的求解無須煩雜的數學運算，並且具有一定的工程計算準確性。
  9. The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other

    可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、負載變化、電機調節系統由不穩定向穩定過渡過程中軋輥轉速的變化（如咬鋼過程中的動態速降后的回復階段） 、來料尺寸波動造成秒流量不匹配等，整個模擬系統是各個因素相互影響關聯的一個閉環系統。
  10. Velocity profile of open - channel flows in the transitional roughness region on mobile beds

    過渡區動床明渠流的流速分佈
  11. These programs are building modernized physical distribution firms, utilizing the post of china for distribution ally, the internet distributing, and the distributing model of " shops + salesmen ". in the end, this thesis analyzes that the firms involve in internet marketing how to select their suitable distributing methods according to their practical condition

    從勞動分工的角度來看，外包給現代化的專業物流企業進行商品配送是網路營銷中解決配送問題的最佳途徑，但在我國企業網路營銷中，中國郵政、企業網上配送聯盟和當地零售商+網路推銷員模式能充分利用現有資源，是很好的幾種過渡形式。
  12. Research on start - up transient of vertical axial - flow pump station

    大型立式軸流泵站起動過渡過程研究
  13. Study on transitional trading market for state - owned share by liquidity risk

    基於流動性風險理論的國有股過渡流通方案設計
  14. 5. the sub - committee noted that no use had so far been made of the enlarged discount window facility or of the term repo facility introduced in the context of the year 2000 issue, and that even borrowing under the regular discount window had declined substantially as a result of the increased liquidity in the banking system

    5 .委員會獲悉，為過渡2000年而推出的擴大貼現窗或定期回購協議，在報告期結束時仍未經使用，而且由於銀行體系流動資金增加，即使常設的貼現窗借貸活動亦顯著減少。
  15. In this paper, the author improved the design of v trough of port plate by studying the automobile power steering pump ( apsp ) produced home and abroad and analyzing the different reasons of their noise from the stator transition curve, which could reduce the noise of apsp effectively

    本文以國內和國外生產的汽車動力轉向泵為研究對象，從定子過渡曲線的角度分析了它們噪聲不同的原因，並對配流盤v形尖槽進行了優化設計，可以有效地降低汽車動力轉向泵的噪聲。
  16. It proposes that under the drying climate background, the lakes disappeared mainly because that : firstly clay and sand silted up by the yellow river flooding ; secondly human activities generated great effects

    認為在氣候變乾的大背景下，湖泊消失的原因主要有兩個：一是黃河泛濫所造成的小清河流域的泥沙淤積；二是疏浚河道、圍湖造田、過渡利用水資源等人類活動的影響。
  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. Traceurs 12 ) place a premium on the ability to flow from one move to the next

    跑酷玩家很重視一種能力，那就是能從一個動作流暢地過渡到下一個動作。
  19. Topics discussed included the intensive windshear and turbulence reporting exercises in 2000, experts review of windshear and turbulence warning service, delivery of meteorological information on broadband circuits, weather services under the communication navigation surveillance air traffic management cns atm systems and automated meteorological data relay amdar observation programme, sea breeze induced windshear and world area forecast system wafs transition matters

    討論事項包括二零零零年風切變及湍流報告徵集活動專家對風切變及湍流警報服務的檢討利用寬頻網路傳送氣象資料通訊導航巡測空中交通管理系統下提供的氣象服務及飛機氣象數據自動下傳觀察計劃海風引起的風切變，以及世界航空區域預報系統過渡事宜。
  20. It is evident that the correlations reported in the literature present very wide performance envelope for the predictions for any given flow condition and tape geometry

    迄今未見有流體在插有扭帶管內處于中間流動（或過渡流動）狀態的研究報道。
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