有束流時間 的英文怎麼說

中文拼音 [yǒushùliúshíjiān]
有束流時間 英文
beam time
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 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...
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. Programmed, indoctrinated, simplified and andradite reading teaching have been doubted and accused. how to shake off the fetter of long - lasting deposition and realize humanized solicitude has been a common theme in the revolution of reading teaching of various genres and patterns. it becomes most important to emphasize the reading process and method, and realize effective dialogue among students, teachers and texts

    當教育催生新的變革的時候，我們不得不對閱讀教學作一個歷史性的回顧和現狀的反思，閱讀教學的程式化、灌輸化、單一化和標準化已經受到質疑和責難，在流派紛呈，模式眾多的閱讀教學改革中，擺脫長期積淀的束縛，實現文科教學的人文關懷已經成為共同的話題，而側重閱讀的過程和方法，在閱讀教學中實現學生、教師和文本之間的有效對話又成為重中之重。
  2. Abstract : an algorithm is presented for better legal solution in detailed placement of large scale mixed macros and standard cells ic design. due to the limitation of computing complexity, an effective and efficient initial placement is very important for detailed placement. novelty of this algorithm lies in a better solution at initial stage by using network - flow method to satisfy row capacity constraint and the thought of linear placement problem ( lpp ) to resolve overlaps. moreover, divide - and - conquer strategy and other simplified methods are adopted to minimize complexity. experimental results show that the algorithm can get an average of 16 wire length improvement on paflo in reasonable cpu time

    文摘:以大規模混合模式布局問題為背景，提出了有效的初始詳細布局演算法.在大規模混合模式布局問題中，由於受到計算復雜性的限制，有效的初始布局演算法顯得非常重要.該演算法採用網路流方法來滿足行容量約束，採用線性布局策略解決單元重疊問題.同時，為解決大規模設計問題，整體上採用分治策略和簡化策略，有效地控制問題的規模，以時間開銷的少量增加換取線長的明顯改善.實驗結果表明該演算法能夠取得比較好的效果，平均比paflo演算法有16的線長改善，而cpu計算時間只有少量增加
  3. The mo - dified first - come - first - served algorithm, time - adva nc e algorithm and constrained position - shift algorithm are put forward to automat ically plan the most efficient landing order, to assign optimal spaced landing times to all arrivals without violate the spacing requirements for different typ es of aircraft and to enhance the usage of the runway under heavy traffic condit ion in the terminal area

    為了能夠在終端區交通繁忙的情況下高效地為到達的飛機流安排合理的著陸次序，並在不違反飛機間距要求的情況下給出各飛機經過優化的著陸時間，提高機場跑道的利用率，提出了經過改進的先來先服務、帶有時間提前量、帶有約束的位置偏移三種排序演算法。
  4. With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones

    通過建立速度跟蹤束流的數學模型，較好地解決了速度跟蹤束流的實時性問題;通過採取用電流模擬量控制變頻器和分段線性處理的辦法，成功地解決了速度精度問題（誤差在士1 %內） ;通過檢測接近開關觸發的脈沖數，適時校核所有小車位置，消除各車之間距離計算誤差，從而很好地解決了距離累計計算誤差。
  5. Under the cylindrical coordinate, the transit - time effect of the radial gap in the resonance cavity of rtto is studied by hydrodynamic theory. the equation describing the interaction between the electron beam and the high frequency field is obtained

    在柱坐標系統中，我們用流體理論方法分析了rtto諧振腔間隙的渡越時間效應，得到了在有限渡越角情況下電子束與高頻場相互作用的方程。
  6. This article is divided into five parts totally, explaining the special relationship between palestine and jordan from the aspect of economy, military and population etc. in the fist part, origin of jordanian - palestinian relations is been discussed ; in the second part, i expatiate upon the development of the jordanian - palestinian relations from 1967 to the late of 1970s, and generalize that the character in this period is cooperation and conflict ; some important history events are expounded in the third part, such as the camp david agreement, the lebanon war, the reagan plan, the jordanian - plo agreement and the palestinian intifada. at the same time, the conclusion can be drawn that the relationship between the plo and the jordanian government was characterized by instability, mutual mistrust, caution and rivalry ; in the fourth part, after the end of the cold war, both jordan and plo adopted practical policies, and then the relationship of equal colleague has become the main trend ; in the last part, i summar ize the predominant factors which influence the relationship between jordan and palestine and give history outlook to the future jordanian - palestinian relations

    第一部分，重點闡述約巴特殊關系形成的歷史淵源；第二部分，採用對比的手法，通過對1967年70年代末約旦與巴解組織之間關系演變的歷史考察，深刻揭示出在這一時期約巴關系的特點是短暫合作和長久沖突；第三部分，通過對戴維營協議、黎巴嫩戰爭、里根方案、約巴協議聯合行動方案、巴勒斯坦大起義等重大歷史事件分析，闡釋約巴關系親密接觸和悲歡離合的內在原因，推論出80年代的約巴關系具有不穩定、不信任、謹慎、競爭甚至反復等特點；第四部分，冷戰結束后，政治解決地區沖突已成為地區局勢發展中的一股主流，約巴雙方都採取了新的務實政策，平等友好關系是約巴關系發展的主流；第五部分，這是全文的落腳點，總結制約和影響約巴關系主導因素，並且展望未來。
  7. Next, the effects of the electron - beam quality on the characteristics of the vircator are investigated with simulation method. the simulation results show that the front edge of the beam pulse has almost no effect on the saturated microwave output, while good front edges can accelerate the saturation of the virtual cathode oscillation, and beam quality ( except its energy spread ) has almost no effect on microwave frequency, and so on

    結果表明：上凸形束脈沖前沿可使虛陰極振蕩器達到飽和振蕩的時間縮短但對微波飽和功率基本無影響；束流脈寬應足夠大，否則虛陰極振蕩器不能達到飽和振蕩（對應本文中的模型，束脈寬應大於16ns ） ；能散度的影響不可忽視，當能散度為5時，束波轉換效率從單能束時的3 . 8降至1 . 5 ；束流質量（除能散度外）對微波頻率基本上沒有影響等。
  8. A novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

    介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景
  9. Abstract : a novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

    文摘:介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景
  10. It has been known that as a way of management different from the processed production, project management performs well under the condition of a given object, limited time and restricted resource

    項目管理作為一種有別于流程化生產的管理方式，在特定目標、限定時間和資源約束條件下所表現出的卓越成效已成為不爭的事實。
  11. This thesis discusses the definition and implementation methods of hierarchical federations, and brings forward the technique of automatically constructing the hierarchical federations architecture ( hfa ). based on the study of time management and data distributed management in hierarchical federations, we give the constraint conditions, which need to be met for achieving correct temporal delivery of time - stamped messages and causal ordering of those messages. we propose the process of time advancement in hierarchical federations, and present the hierarchical data filtering mechanism, which can effectively decreases the network traffic

    論文研究了層次聯邦的概念及其實現方法，提出了層次聯邦體系結構的自動生成技術；然後研究了層次聯邦中的時間管理和數據分發管理，提出了為保證消息傳遞的時間和因果順序的正確性需要滿足的約束條件，給出了層次聯邦的時間推進過程；提出了層次聯邦中能有效減少網路流量的數據分層過濾機制。
  12. At the preliminary stage of burning the gas flows along the back surface of the submerged nozzle and no recirculation forms in the aft - end cavity. at the medium stage of burning a weak recirculation forms in the rear of aft - end cavity by the force of injection flow. at the end stage of burning the flow separates at the c ombustion channel and a strong vortex forms in the aft - end cavity

    實驗結果表明，在發動機工作過程中隨著燃面的退移，燃燒室尾部的流動會發生很大變化，初始時刻背壁區加質流沿噴管背壁進入噴管，背壁區沒有迴流形成；中間時刻在加質流的驅動下背壁區後部形成較弱的迴流；結束時刻氣流在燃燒室壁面分離，背壁區形成強烈的迴流。
  13. As transportation security administration workers asked passengers to empty their carry - on luggage of all liquids, mandy reshalwurtz, a student just back from harvard university ' s world teach program in namibia, said that she had heard the new rules, and did not mind the long wait as long as it kept her safe

    正當交通安全部的工作人員要求乘客們交出他們所有攜帶的液體物品時，曼迪?雷肖伍茲，一名剛在納米比亞結束哈佛大學國際交流項目的學生表示她之前就知道了這項新的規定，只要是為了保障她的安全，她也不介意這么長時間的等待。
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