速度勢能 的英文怎麼說

中文拼音 [sùdùshìnéng]
速度勢能 英文
velocity potential
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 勢 : 名詞1 （勢力） power; force; influence 2 （一切事物力量表現出來的趨向） momentum; tendency 3 （自...
  • 能 : 能名詞（姓氏） a surname
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed

    本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
  2. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零，光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處，其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小，因此，如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  3. The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew

    運用改進模型對南方紅豆杉種群在不同海拔梯度的種群優勢度增長進行了探討，表明海拔790m處的南方紅豆杉具有較大的環境容納量，但增長速度不快，海拔990m處的南方紅豆杉種群環境容納量不高，但具有較大的增長速度，這可能與群落的發育階段不同有關，兩地海拔均為南方紅豆杉適宜的生長海拔高度，相比而言，海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高度更宜於南方紅豆杉種群的生長。
  4. The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed

    較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。
  5. But as soon as it grew dusk in the evening, i chang d my course, and steer d directly south and by east, bending my course a little toward the east, that i might keep in with the shoar ; and having a fair fresh gale of wind, and a smooth quiet sea, i made such sail that i believe by the next day at three a clock in the afternoon, when i first made the land, i could not be less than 150 miles south of sallee ; quite beyond the emperor of morocco s dominions, or indeed of any other king thereabouts, for we saw no people

    這時風勢極好，海面也平靜，我就張滿帆讓船疾駛。以當時船行速度來看，我估計第二天下午三點鐘就能靠岸。那時我已經在薩累以南一百五十英里之外了，遠離摩洛哥皇帝的領土，也不在任何國王的領地之內，因為那兒我們根本就看不到人跡。
  6. For crop plants, hybrids vigor is particularly important for characteristics such as growth rate, yield, and disease resistance

    對于農作物而言，雜種優勢在生長速度，產量和抗病能力等方面表現出更顯著的優越性。
  7. It is argued that malaysia has taken advantages of low labor cost and stable political and economic environment to merge into international multi production and technology network by the means of inflowing mncs and export - led strategy in the past rapid industrialization era, this strategy has successfully created the opportunity of technological learning ; however, restricted by the institutional failure in its innovation system, it ' s evaluated that malaysia ' s overall development of technological capability lags behind its industrial growth

    論文研究表明，在過去十幾年快速的工業化過程中，馬來西亞創新體系藉助跨國公司和出口導向戰略，成功地利用馬來西亞低成本競爭優勢和穩定的政治經濟環境進入多元化的國際生產和技術網路，為其技術深化贏得了機遇，但受限於創新體系內各種制度性失效問題，馬來西亞總體技術能力發展與其工業化發展速度並不同步。
  8. According to the different sample set, we have been on discussion, using lagrangian multiplier technique or lmt in the optimal theory, slt and function analysis ， then we get the decision function and svm with the corresponding different sample set. thirdly, for improving generalization ability, application ability and recognition speed of svm, we have used fuzzy set theory ( fst ) and rough set theory to study svm deep, and integrated them into svm, constructed fssvm ( fuzzy set svm ) and svm based on rough set theory, and extended performances of svm in the chapter 4, 5

    再次，為了進一步提高支持向量機的通用性以及推廣能力、應用能力、識別速度等性能，在第四、第五兩章運用模糊集理論（ fst ）和粗糙集理論（ rst ）對支持向量機進行研究，採用優勢互補原則，先是把模糊集與支持向量機有機結合，構造出基於模糊集的支持向量機（ fssvm ） ，然後把粗糙集理論與支持向量機相互結合，進而把rst與fssvm相互結合，構造出基於rst的支持向量機。
  9. The content including : ( 1 ) combined with the powerful matrix operation function and the abundant function computation of matlab, a load flow program is developed. due to the deeply research of admittance matrix, jacobian matrix and correction matrix, this program has a great advantage at both speed and code

    其主要內容如下： （ 1 ）結合matlab軟體強大的矩陣運算功能和豐富的函數計算功能，對潮流演算法中導納矩陣、雅可比矩陣以及修正方程求解的實現方式進行了深入研究，開發出一種速度和代碼量都具有明顯優勢的潮流程序。
  10. Facing the rapid development of higher education, in order to guarantee its healthy and sustainable development, and to properly deal with the relation among the scale, speed and finance, on the basis of the condition guideline for regular higher education ( trial version ) by the ministry of education, by using scientific method, this paper forecasts total revenues and total demands of budget period, estimates the capability of finance by analyzing and studying the present condition of education and the previous finance condition

    摘要針對高等教育迅猛發展的形勢，為確保學校健康和可持續發展，妥善處理發展規模及發展速度與資金保障的關系，通過對學校基本辦學條件、基礎資料、歷年財務狀況的分析和研究，對照教育部頒發的《普通高等學校基本辦學條件指標（試行） 》的要求，採用科學的測算方法，預測規劃期辦學資金總收入和總需求，測算學校的貨款能力。
  11. The hetrojunction device fabricated with sige material has shown great advantages over bulk sample in many aspects : higher carrier mobility, larger transconductance, stronger drive capability and hence faster circuit speed

    與體si器件相比，採用sige材料的異質結器件已經在許多方面顯示出了強大的優勢:譬如更大的載流子遷移率，更大的跨導，更強的電流驅動能力以及更快的電路速度等等。
  12. Strained - soi mosfet, which appears recently, takes both the advantages of soi ( silicon on insulator ) and sige ( silicon germanium ). it has shown advantages over bulk sample in enhanced carriers mobility, as well as higher transconductance, stronger drive capability and reduced parasitic capacitances. these properties make it a promising candidate for improving the performance of microelectronics devices

    Strained - soimosfet是最近幾年才出現的新型器件，它將soi材料和sige材料結合在一起，與傳統體硅器件相比，表現出載流子遷移率高、電流驅動能力強、跨導大、寄生效應小等優勢，特別適用於高性能、高速度、低功耗超大規模集成電路。
  13. Several technologies researched and applied in research of the thesis which includes the technique of electric energy measurement, the remote and automatic reading meter, gprs, embedded system and remote update application in terminal. the system has advantage of execution efficiency, software cubage, and response speed and communication expense

    終端系統的設計基於嵌入式系統，充分利用了嵌入式操作系統的多任務能力、模塊可裁剪能力，嵌入式處理器的速度快、尋址能力強和資源豐富以及gprs網路永遠在線、通信費用低廉等優勢，在執行效率、代碼體積、通信處理能力和經濟效益上都有著強大的優勢。
  14. Then a new attractive force function and a new repulsive force function are deduced, which the robot can adjust its velocity to escape from obstacles, and move to target quickly, or track target synchronously

    在新的勢場函數作用下機器人能夠快速調整自身的速度大小和方向，使其快速脫離障礙物的威脅並能快速地到達目標或追蹤目標。
  15. As automobile running velocity ' s great increase and road traveling consistency ' s rapid accretion, the happening ratio of traffic accident has ascended continuously. wholly and reliably improving automobile ' s active safety performance offers the challenge for automobile designer and researcher as an impendent and difficult task

    隨著汽車行駛速度的顯著提高和道路行車密度的急劇增大，交通事故的發生率逐年呈上升趨勢，所以全方位、可靠地提高汽車的主動安全性能就成為擺在汽車設計、開發及科研人員面前一項緊迫而艱巨的任務。
  16. So, in order to increase freight volumes, it is in the chapter of possibilities to improve speed of freight trains

    因此，鐵路要想全面增加運能，提高貨物列車速度勢在必行。
  17. This paper has adopted the low - order surface panel method based on velocity potential to predict the unsteady performance of propeller

    本文採用基於速度勢的低階面元法進行螺旋槳非定常性能的預報。
  18. In this thesis, the steady performance of ducted propeller in uniform flow is predicted by surface panel method

    本文應用基於擾動速度勢的低階面元法，擬計算導管螺旋槳在均勻流場中的定常水動力性能。
  19. Based on the theory of potential flow, steady lifting - surface theory and the potential based low - order surface panel methodi the mathematical models for predicting the performance of the hd propeller and mau propeller are respectively established in this paper, and the numerical calculations are also carried out

    本文首先基於勢流理論和定常螺旋槳的升力面理論，以及基於速度勢的低階面元法理論建立了滬東型（ hd ）螺旋槳和常規mau圖譜槳水動力性能預報的數學模型，並對其進行了數值分析。
  20. At the same time, a series of development trend in organization structure innovation under the information environment has been put forward : flat model is the basis of organization structure optimization ; flexibility not only is beneficial to organization creation, innovation and accelerating reaction speed, but also strengthens organization ' s control centripetal force during the process of being operated continuously. it has rapid adjusting ability in time according to unexpected results of predictable change ; networking can not only decrease internal management cost and realize integration between supply chain and sale chain in worldwide, but also realize enterprise " s completely authorized managemen in order to promote substantial leap in enterprise economic benefit ; virtual model is centralizing limited resources on high additional value function and making low additional value virtual in order that the largest resource support can be obtained in the lowest cost and the whole organization is operated in the most effective way for adapting to market " s rapid change with high elasticity ; creating learning pattern in organization makes enterprise expand the width and depth of information being exchanged with the outer so as to keep enterprise in an unassailable position

    提出信息化環境下組織結構創新的一系列發展趨勢：扁平化是組織結構優化的基礎；柔性化既有利於組織的創造、革新、加快反應速度，又能使組織在不斷磨合中加強控制的向心力，具有適時根據可預期的變化的意外結果迅速調整的能力；網路化不僅減少了內部管理成本、實現了企業全世界范圍內供應鏈與銷售環節的整合，而且實現了企業充分授權式的管理，極大地促進了企業經濟效益，實現質的飛躍；虛擬化是將有限的資源集中在附加值高的功能上，而將附加值低的功能虛擬化，以最小的代價獲得最大的資源支持，從而使整個組織以最有效的方式運轉，以高彈性化來適應市場的快速變化；創建學習型組織，使企業拓展了與外界進行信息交流的廣度和深度，使企業立於不敗之地。
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