設計航速 的英文怎麼說

中文拼音 [shèháng]
設計航速 英文
design speed
  • : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : Ⅰ名詞(船) boat; shipⅡ動詞(航行) navigate (by water or air); sail
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  • 航速 : speed of a ship or plane; navigational speed
  1. Since its foundation, this institute has completed 3800 or more projects of exploration and design of which projects of priority are fengpu, lupu bridges, i, ii, iii stages of comprehensive sewage treatment, inner, middle, outer ring roadways, yan an dong lu viaduct ( east and middle sections ), main entrance roadway and graded crossing in pudong international airport, first and second stages of humin viaduct, expressways ( hujia, huqingping, hulu, jialiu, xinfengjin ) and chongming cross river projects, r3 and m7 light rail projects both situated in city proper or suburban area

    自創建以來,完成了各類工程勘察項目3800餘項,其中已完成或正在進行的項目有:上海市奉浦大橋、盧浦大橋、污水治理一二三期工程、 (內、中、外)環線道路、延安高架道路(東、中、西段) 、浦東國際機場站區主進場道路及站區立交、滬閔高架道路一、二期、 (滬嘉、滬青平、滬蘆、嘉瀏、莘奉金等)高公路、崇明越江通道、軌道交通r3線、 m7線等工程。
  2. The method of wing shape optimization of space shutlle has been developed with penalty function approach in which the objective function is the mass of the wing and the constraints are the hypersonic re - entry flight cross range, lift / drag ratio, and subsonic flight lift / drag ratio, the margin of the longitudial static stability and the magnitude of the horizontal landing speed etc

    摘要介紹了在滿足高超音再入橫向機動程,高超音再入飛行時的升阻比,亞音進場飛行時的升阻比,縱向靜穩定性裕度和水平著陸度等飛行性能要求下,用罰函數法尋求使天飛機機翼質量為最小的外形優化方法並給出了算例。
  3. Finally, according to the requirement that the transparent data must be exchanged interactively on space - flight and aerial distributed experiment and measurement system, the method that the distributed experiment and measurement system with the middle component of virtual shared memory is introduced, and its software wraps based on fast ethernet, rpc and broadcasting data are developed. according to the character of multi - task and high real - time in ivems, the technique of management, fault tolerance and the synchrony of multi - line are discussed detailedly

    在此基礎上針對天、空產品的分散式試驗與測試系統對透明數據交互的需求,採用虛擬共享內存中件構造分散式試驗與測試系統的方法,參與了虛擬共享內存中件,並獨立完成了基於快以太網、 rpc和udp廣播數據的虛擬共享內存中件的通訊技術與實現。
  4. The modern technology give a chance for the pattern of transmitting knowledge with network, the course based on network have opened up it ' s way in china, our pursuer paid more attention to the mode, but in america, pursuer have studied the more width aspect, thereinto the investigation and design of the information in the course based on network is very important, for the design of the information decide the pattern how the student receive the information, which will effect the way of knowledge understanding and memory, and the way is related to the study pattern, so the design of the information in the course based on network is very important to the efficiency and effect. so the core of the paper is the investigation and design of the information in the course. i have the entropy from the information science as the analyse tool to analyse the information, these work tell us the efficient pattern to transmit information, based on the result, i design the net page, of course, study theory and the character of the net itself are also the factors i employ for design a good net page. then, links and navigation is constituted for students adapt to the course based on network

    當今技術的發展給知識以網路為媒介來傳播的學習方式帶來前所未有的機遇,網路課程在國內迅開展起來,但是國內研究者的注意力主要集中在對網路課程模式的探索上,放眼國外,他們的研究觸角已經涉及到網路課程比較細致的方面,尤其是對網路課程信息的研究構成了國外網路課程研究中的比較重要的一個方面,而網路課程中信息的是重要的,因為信息的組織是為了接受者能對信息進行有效的信息加工,信息的呈現模式影響著學習者對知識的理解和記憶方式,進而決定了學習者的學習模式,因此網路信息的在網路課程傳遞的效率和效果中就佔有很重要的位置。基於這個觀念,本文把網路信息的組織作為研究的重點,引入了信息科學作為研究的主要工具對網路中的信息作以量化分析研究,主要應用了信息科學中信息熵的公式進行推導,得到學習內容信息組織的基本模式,並充分利用網路自身特性和學習理論對知識信息進行細致的,此外還對鏈接和導信息進行了,在網路課程的適應性方面作出了努力,把交互信息與輔助學習信息的分析與應用和對網路頁面信息的總體調節優化作為主體信息部分的補充,最終形成了網路信息組織的方案,力求創一個能夠有效傳遞知識信息,減少網路自身弊病,並帶有一定適應性的網路學習環境,也使更多的網路課程的者關注網路信息這個因素。
  5. Cross - section design of a controllable hypersonic inlet. the research is being done at the nanjing university of aeronautics and astronautics

    南京天大學正在進行一個可控高超音進氣道斷面研究。
  6. This paper presents a wider research field - risk analysis. through the study of the effects that threat factors and error factors impact on the flight risk and adjusting performance rules, the horizontal safe corridor, threat avoidance, vertical altitude real - time modification and the fastest trajectory programming are progressed

    總結前人在該方面的研究成果,提出一個更加廣義的研究角度? ?風險分析。通過對威脅因素、誤差因素對飛行風險的作用,調整性能準則而進行了水平安全走廊、威脅迴避、垂直離地高度實時修正以及最快跡規劃。
  7. To sum up, the thesis mainly anaylses the performance of the aviation retarder spiral bevel gear in meshing, which results provide experiment for the design and improvement of the spiral bevel gear

    總之,本文主要對空減器螺旋錐齒輪嚙合過程中的齒輪的嚙合性能進行了分析研究,所得結論為螺旋錐齒輪副的和改進提供依據。
  8. The control laws of longitudinal and lateral - directional autopilot modes are designed based on root locus theory. the control laws of altitude holding mode, heading holding mode, auto - throttle control and air speed holding mode are designed as well

    研究了無人機的飛行控制技術,利用根軌跡法了無人機的縱向與側向姿態保持控制律,了高度保持、向保持、自動油門及度保持控制律。
  9. This subject belongs to three - dimensional layout problems with behavioral constraints theoretically and concerns the knowledge of spacecraft design, mechanical engineering, computer science, mathematics, mechanics and system engineering. so it can be ascribed as the frontier fundamental and applied research of cross - discipline subject with np complexity theoretically. in term of engineering practice, this subject has extensive applications, such as layout design of spacecraft module, engineering machinery, submarine and shipping, tank, under - water suspension engineering, platform of marine drilling well, bullet train, multiple spindle box of machine tool, robot

    該課題在理論上,屬帶性能約束的三維布局問題,涉及天器、機械工程、算機、數學、力學和系統工程等學科,為交叉學科前沿課題的基礎理論和應用基礎研究,具有np難度;在實踐上,具有廣泛的工程應用背景,如天器艙、工程機械、潛艇、船舶、坦克、水下懸浮工程、海上鉆井平臺、高列車、組合機床多軸箱、機器人等的布局方案問題。
  10. What the article discusses is to design a computer plotting system to solve the problems how to promptly and precisely study out the above mentioned location and plotting problems. considering the affects of all kinds of factors and leaving enough room, to scan the safety course in all directions, make forecast about the relative position of the ship and typhoon, the tendency of their movements, render a vital group of data and a direct diagram which the captain cares about, help the users to make the scientific and resonable decisions, to take correct and effective measures to keep away from and withstand typhoon early and resolutely, for all the practical problems in decision - making to keep away from typhoon

    本文所討論的就是為迅和較為精確地解決以上點繪和相對運動標繪的問題,在考慮了各種因素的影響並留有充分餘地的情況下,在全方位范圍內搜索安全向,對本船與臺風的相對位置以及兩者之間的動態發展態勢作出預報,並給出船長最關心的、對其作出避臺決策至關重要的一組數據和直觀圖形,幫助使用者及早制訂科學合理的避抗預案,及時果斷地採取正確有效的避抗措施,解決避臺決策的實際問題而的一個算機標繪系統。
  11. The 4th generation fighters are designed to have the ability of supersonic cruise. stealth and supermaneuverability which is based on the high - tech achievements of various fields including advanced aerodynamics, modern control theory and so on. in order to achieve the air superiority in modern air combats

    為了在現代空戰環境和空戰方式下取得空中優勢,第四代戰斗機提出了超音、隱身、超機動性等目標,綜合了多學科先進技術,包括:先進的空氣動力學、控制理論、空電子技術等。
  12. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差驅動移動機器人的運動學及其本體緩沖進行了探討,在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移動機器人堆積方程,在此基礎上分析了移動機器人的移動能力、並針對兩輪差構型推導了度正解與逆解;使用muir和newman的運動學建模方法,推導了移動機器人上點及連桿坐標系位姿、度變換關系矩陣及求解方法;在移動機器人位姿識別方法中結合差驅動構型對位推演算法進行了分析:推導了一種理論精度較高的位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構思路,較好地解決了移動機器人作業過程中外界因素及本身中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與是切實可行的。
  13. Abstract : compared the accuracy of the digital terain models enlarged form the air photographs kept in stock, pointed out the reliability and frugality of the computerizing optimum choosing route in surveying and designing the expressway, and proved the feasibility of choosing the optimum route by taking two steps and the effect it has on the investment of the expressway construction and the policy - making as well

    文摘:比較了利用現成攝像片"以小放大"數字化成圖的精度,並指出了其在高公路勘測算機優化選線的可靠性及經濟性;同時也論證了兩步選擇最優化線路的可行性及其對高公路建投資的影響和決策。
  14. Schedule for tables relating to altitudes, airspeed and mach numbers for use in aeronautical instrument design and calibration

    空儀表和校準用高度空和馬赫數表
  15. The main research work of the thesis is summarized as follows : 1. the improved fuzzy logic control method the phenomenon of steady - state errors and flutter exists in the traditional fuzzy controller. an improved fuzzy controller without quantilizing is presented

    地形跟隨飛行控制律針對某型飛機應用控制跡角法和控製法向加度法對不同的反饋信號分別了pi控制器和模糊控制器,並做了模擬比較與魯棒性驗證。
  16. Being a very important equipment for navigation, digital navigating radar takes advantages to the traditional radar in many aspects, such as better performance, more functions and more convenient operation. with the rapid development of embedded system, this dissertation discusses the design and implementation of the digital navigating radar based on embedded system

    數字化船載雷達是艦船導的重要工具,相對于傳統雷達它具有性能好、功能全、操作方便等優勢,在嵌入式系統技術高發展的背景下,本文提出並研究了一種基於嵌入式系統技術的數字化船載雷達系統。
  17. Borrowing the traditional two - speed approach originally developed in conventional attitude integration, we design one new numerical integration algorithm to solve the three kinematic equations. the new navigation algorithm based on dual quaternion is thus constituted

    借鑒成熟的姿態四元數積分的雙演算法結構,了一個數值積分演算法求解以上三個運動學方程,構建了基於對偶四元數的捷聯慣性導演算法。
  18. 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,基於經典控制理論俯仰通道的pid控制律,根據滾動?偏通道耦合的特點,分別討論了由軌道角頻率和章動頻率引起的長周期運動和短周期運動。其中長周期運動控制律時,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。
  19. Because the designing fin and oar and the experiment fin and oar pro rata, so we can use the coefficients to calculate our designing fin and oar " s rising force. secondly, constituted the control system of pushing fin, and studied its control scheme. lastly, used matlab to simulate our control system, and applied ga to optimize the parameters of pid controller ; from the simulation result we can see the pushing fin has the ability of reducing the ship shake in all speed

    最後,對推力鰭減搖裝置控制系統用matlab語言進行模擬,並應用遺傳演算法理論,對推力鰭控制系統中的pid控制器參數進行優化,並將模擬效果與傳統的鰭的減搖模擬效果進行對比,從模擬效果上可以看出,推力鰭減搖裝置控制系統的減搖效果在低下優于傳統的鰭的減搖效果,而且在中、高下推力鰭的減搖效果也能達到傳統鰭的減搖效果,打到了的目的。
  20. Record its sailing time, distance while the vessel accelerate from stationary state to stable design route speed

    船自靜止狀態加至穩定的度,記錄其行時間、距離。
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