軌道速率 的英文怎麼說

中文拼音 [guǐdào]
軌道速率 英文
speed; orbital
  • : Ⅰ名詞1. (路軌;軌道) rail; track 2. (比喻辦法、規矩、秩序等) rut; path; course Ⅱ動詞[書面語] (遵循; 依循) follow
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 軌道 : 1 (供火車、電車等行駛的由條形鋼材鋪成的路線) track; pathway; rail; runway; circle; railway 2 (...
  • 速率 : speed; rate; tempo
  1. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值模擬方面,應用三維湍流n - s方程以及顆粒模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發模型計算,氣相化學反應由arrhnius公式計算,通過耦合求解氣液兩相模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。
  2. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內目前的換乘現狀,從預測浦東機場及緊鄰空港區域中遠期的客流量入手,結合上海市政府快交通的規劃方案,並且學習境外典型機場交通組織的有益經驗,利用規劃中的公交客流預測等科學分析模型,對浦東機場與市中心的交通銜接提出了合理的建議:一是利用目前的地鐵二號線作為航空共享線來承擔大部分進出空港的客流,並且給出了以接運效最大化為目標函數的接運公交站點比選模型;二是在市中心設立城市航站樓以方便旅客快、經濟地到達機場,從而減少路交通壓力,提高航空運輸的整體服務質量。
  3. Despite of the high ownership of the private auto and the sophisticated metro system in europe, north america and australia, brt still has been successfully implemented in many developed counties according to various traffic demands, land usages and different financial situations

    在歐洲、北美以及澳大利亞等發達國家,雖然小汽車私人擁有非常高,並且已有較完善的交通系統,但是快公交系統根據各個城市的交通需求、城市土地規劃以及城市的財政狀況,仍有成功的推廣。
  4. The electron wavelength is computed from the orbital speed required to balance the electric attraction of the nucleus.

    電子波長是由平衡核力所必須的軌道速率計算出來的。
  5. Then in allusion to biased momentum wheel system, based on classical control system a pid controller was design about pitching channel. according to specialty of roll - yawing channel, this paper discuss long - time cycle movement and short - time cycle movement. when design the control method of long - time cycle movement, whiff thruster is used to assistant the control system. when design the control method of short - time cycle movemen, in order to sovle the problem of coundn ’ t abtain the angular velocity signal, nonminimum phase controller advanced by terasaki is used

    然後針對偏置動量飛輪系統,基於經典控制理論設計俯仰通的pid控制律,根據滾動?偏航通耦合的特點,分別討論了由角頻和章動頻引起的長周期運動和短周期運動。其中長周期運動控制律設計時,結合了噴氣推力控制來輔助偏置動量控制;短周期運動控制中,為了解決不能獲得角度信號的問題,採用terasaki提出的非最小相位控制器進行控制。
  6. Comparing with the current observations, which include the number density distribution in space, mass function, etc., the so - called standard modes for both the power law and gaussian cluster initial mass functions are selected among many runs of simulations. the deviation from the standard modes, which is resulted from the change of the parameter for the initial conditions, is discussed in detail. the discussion of the model parameters is also presented although they are adopted as the typical values based on previous work

    對應一定的初始分佈我們發現無論是冪律的還是對數高斯的球狀星團初始質量譜經過長時間的動力學演化都會得到和現在銀河系觀測到的球狀星團系統相符的對數高斯的質量分佈;動力學演化會明顯地改變球狀星團系統的空間密度分佈,靠近銀心區域的球狀星團瓦解得更多;經過動力學演化后的球狀星團度分佈函數在靠近銀心的區域明顯得不同於初始分佈,初始擁有較大偏心的球狀星團更容易瓦解。
  7. Particle velocity pdf particles trajectory model of two - phase flow and numerical simulating

    顆粒度概密度分佈模型及數值模擬
  8. These examples of cases were focused on high way charge securitization and international trade credit securitization. for speeding up chinese cross - border securitization development, we should take many steps to perfect our financial system and make chinese cross - border securitization develop in a healthy and ordering way

    為了加我國跨國資產證券化的發展,我們必須注意保證資產池的質量,合理確定特殊目的機構( spv )的組建和選址,防範匯風險,建立健全相應的法律法規制度和監管體系,使我國跨國資產證券化走上合理合法、健康有序的
  9. At the same time, a key problem to know about the function orientation of the different commonality passenger transport, especially about brt and urban mass transit must be solved firstly in the different phases of the community economics in the big cities of china, which would promote the scheme with limited recourses in reason and used efficiency, and influence the evolving tendency of all kinds of public passenger transport in the city

    如何在我國大城市社會經濟發展的不同階段合理確定城市內部不同類型公共客運交通方式的功能,特別是如何合理進行快公交與交通的功能定位是快公交適應性研究的前提,因為它不僅可直接影響城市交通系統當前及未來規劃年內各公共交通方式的發展趨勢,而且可促進城市有限時空資源的合理配置和提高資源的利用效
  10. According to different mechanisms, there exist several types of resonance, including the bridge resonance induced by the periodical actions of moving load series of the weights, centrifugal forces and lateral winds of vehicles, the bridge resonance induced by the loading rates of moving load series of vehicles, the bridge resonance induced by the periodical loading of train vehicles excited by rail irregularities, wheel flats and hunting movements, and the vehicle resonance induced by periodical actions of the regular arrangement of bridge spans and their deflections

    根據發生機理的不同,車橋系統可能發生幾種不同形式的共振,包括由車輛重量、離心力、橫向平均風荷載等形成移動荷載列的周期性動力作用引起的橋梁共振,由移動荷載列加載引起的橋梁共振,由不平順、車輪扁疤、輪對蛇行等周期性加載引起的橋梁共振;由橋跨的規則性排列及其撓度的影響,對移動車輛形成周期性動力作用使車輛出現的共振。
  11. On the basis of the theory about wheel / rail noise, the paper analyses the mechanism of wheel / rail noise and the relationship between rolling noise and vibration of railway track components, and describes a way to reduce the vibration energy by enhancing the elasticity of track

    運用部件的振動加譜密度函數與輪噪聲功譜密度之間的關系,分析了結構彈性對降噪的作用。
  12. Actual measurement indicates that the displacement and acceleration of rail vibration both have random property, the displacement spectrum mostly has obvious low frequency contets which occupy dominant peak value range

    實測表明,振動的位移和加度都具有隨機特性,位移頻譜組成以低階頻為主,且有明顯占優勢的峰值區域。
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