測速航線 的英文怎麼說

中文拼音 [cèsùhángxiàn]
測速航線 英文
measured-course line
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 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...
  • 航 : Ⅰ名詞（船） boat; shipⅡ動詞（航行） navigate （by water or air）; sail
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 測速 : logging speed
  • 航線 : air line; air route; route; airway; shipping line; way; itinerary; azimuth; pathway; trajectory; ...
  1. Gps receivers belong to the user equipment, mainly used to receive satellite signals and telegraphese, measure the distance from receiver to the satellites by the wireless signals, compute the position and speed of satellites by telegraphese, then compute the position and speed of user

    Gps衛星接收機屬于衛星導航定位系統中的用戶設備，主要用於接收衛星信號和電文，由無線電信號測定用戶至衛星的距離，或多普勒頻移等觀測量;根據導航電文，計算觀測衛星的位置和速度，根據觀測量和衛星的位置、速度，解算出用戶的位置和速度。
  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，結合上海市政府快速軌道交通的規劃方案，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軌道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軌道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率最大化為目標函數的接運公交軌道站點比選模型；二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場，從而減少道路交通壓力，提高航空運輸的整體服務質量。
  3. 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:比較了利用現成航攝像片"以小放大"數字化成圖的精度，並指出了其在高速公路勘測設計中計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速公路建設投資的影響和決策。
  4. In this paper, the waterway curve plane function is established with move fit method to calculate the depth value of grid points, and in part fields linear method is adopted because of the distributing scrambling of waterway measure points. as a result of the use of two methods, not only the calculating precision is high but also the calculating speed is very fast

    本文選用移動擬合法建立航道曲面函數，插值計算航道測量區網格點的深度值，並且根據航道測量點分佈的不規則性進行了優化，即在測量點稀少的地方運用了線形內插法代替移動擬合法來進行插值計算，兩種插值方法的合理結合，不僅保證了插值的精度，特別是提高了插值的計算速度。
  5. The result shows that the solar radiation pressure moments play a mainly part. based on kalman filtering, three kinds of attitude determination algorithms were studied using the attitude sensor now available on the explorer : the first based on digital solar sensor ( dss ) and gyroscope when the star sensor is not available ; another based on dss, high - gain antenna ( hga ) and gyroscope when the explorer is in the earth - safe mode ; the third based on star sensor combined with gyroscope when the explorer is in the normal mode

    針對配置了典型測量敏感器的深空探測器，基於擴展kalman濾波給出了其姿態確定的方法:針對星敏感器不可用情形，給出了使用太陽敏感器和速率陀螺定姿的濾波器演算法;針對安全模式下的對地穩定定向情形，給出了太陽敏感器和高增益天線融合速率陀螺信息的定姿演算法;針對正常巡航模式給出星敏感器和速率陀螺聯合定姿演算法。
  6. Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed

    文摘:採用正交曲線坐標系下的河道平面二維數學模型，研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律，預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響，並對格形開挖和平整開挖方案進行了比較分析
  7. In terms of efficiency in energy consumption, traveling among planets in straight lines not from desirable. today, space probes customarily make use of hohmann transfer orbits and gravity assists in their interplanetary endeavours. this method, though still quite costly, does help to save fuel to a certain extent

    在太陽系的行星中穿梭，直線航行並非理想的路線，現在的探測船均使用赫曼轉移軌道以太陽為焦點連接行星的橢圓軌道，再配合行星推助的技術航行探測船經過行星時偷取行星的能量加速或減速。
  8. This system employed a new concept for measuring upper winds, viz. use of vlf very low frequency in the range of 10 - 13 khz signals from a global navigational network, omega, for computing the wind

    與以往無線電相比，該系統在測風方面則採用了一種新的概念，利用世界性奧米茄導航站網的甚低頻信號10 - 13khz來計算出高空風向和風速，無需用雷達追蹤探空儀位置。
  9. Measurement of pressure, temperature and humidity operated in much the same principle as the older version of radiosonde, but computation of wind was made use of the vlf ( very low frequency in the range of 10 - 13 khz ) signals of a world - wide navigational network, omega

    該系統量度高空氣壓、氣溫及濕度的方法與舊式無線電探空儀大致相同，但在測風方面則採用了一種新的概念，利用世界性奧米茄導航站網的甚低頻信號（ 10 - 13khz ）來計算出高空風向和風速，無需用雷達追蹤探空儀位置。
  10. Ate plays a more and more important role in the test and repair of aircraft avionics, and can considerably improve servicing quality and efficiency. our task is to develop a new type of ate used to test six kinds of aircraft avionics instruments located in the cockpit. it should be able to fulfill the test of all functions and performances of each instruments according to it ’ s component maintenance manual

    本文研究一種新的航空儀表自動測試設備，能對六種分佈於駕艙內的指示型航空電子儀表?空速馬赫數指示器、電動氣壓高度表、無線電距離磁指示器、地平儀、姿態指示儀、水平位置指示儀進行檢測，完成維修手冊所規定的全部功能、性能方面的綜合測試。
  11. Sdme. maritime navigation and radiocommunication equipment and systems - marine speed and distance measuring equipment - performance requirements - methods of testing and required test results

    航海和無線電傳輸設備和系統.航海速度和距離的測量設備
  12. During this paper, definition of the measure enter - cover - probability is given, andthree - dimension detection space are transformed to level detection circles on differentheights. aiming at the most normal situation of symmetric line, cross - to line and cross - awayline taken by the carrier, probablely - enter - cover - target - distribution are analysed in relativemovement method on the premise that targets fly perpendicular to the flying direction of thecarrier. mont - cario method is used to simulate uniformly - distributed - targets situation and getthe measure, and results are used to analyse the influence of line - landscape - orientation - ratio, line - portrait - ratio, and speed - ratio on the measure. for further research, influences of height and blind space are also discussed on base ofradar level detection range, and situations of non - uniformly - distributed targets are alsoresearched

    為了分析主動探測空間動態性能，本文首先提出以「目標進入雷達覆蓋區概率」 （簡稱為「覆蓋率」 ）作為評價指標;然後將三維探測空間轉換為不同高度層對應的水平探測圓，針對載機採用雙平行航線、交叉相向航線和交叉同向航線的最一般情形，採用相對運動的方法，分析目標垂直入侵時可能進入雷達覆蓋區的目標分佈情況;再運用蒙特卡洛法進行模擬計算，分析並比較目標服從均勻分佈時航線橫比、航線縱比及速度比對性能的影響。
  13. The measurement system is based on pci bus and designed to integral measure the engine ’ s parameters such as pressure, engine rotate speed, air flux, etc. the system is very important in evaluatiang 、 ameliorating and repairing airplane engine because it provides relevant exam data for the airplane engine design

    該測試系統基於pci總線，對發動機的脈動壓力、轉速擺動、燃油流量等參數進行綜合測試，為航空發動機的研製提供相應的試驗依據，對發動機的性能評估、技術改造、故障維修等具有十分重要的意義。
  14. Then its mathematical model is set up and its validity is proved by computer simulation results. in the following, a new processing method of using three - antenna to detect, locate and image moving target is proposed based on dpca and interferometric theory. this method can not only suppress ground clutter effectively and detect moving target but also locate accurately azimuth position of moving target and estimate its velocity

    深入分析了dpca和干涉的原理后，提出一種沿航跡放置的三天線sar動目標檢測和成像方法，詳細描述了該方法的工作機理，給出系統組成框圖，並給出該方法進行動目標檢測、定位、測速和成像的步驟，然後給出了計算機模擬方案及大量的模擬結果，充分證明了採用該方法不僅能夠有效的抑制地雜波、檢測動目標，還能夠對動目標精確定位，準確估計出動目標的速度，對動目標重新聚焦成像。
  15. Finally, in orthogonal curvilinear coordinate systems numerical model is established and applied in the yangtze river estuary in which some regulation plans are taken include submerged jets and groins. verifications are also done to verify water level and velocity. flow fields are computed for the analysis of effect of regulation engineering on the whole water area

    最後，應用正交曲線網格技術，建立了正交曲線坐標系下廣義淺水方程的計算模式，將之應用於長江口深水航道整治工程的流場計算，進行實測水位、流速驗證和流場模擬。
  16. Precision transmission device is one kind of the key fundamental components, which are extensively applied to many industry fields including robot industry, machine industry, instrument industry etc. with the development of information technology and space navigation technology, especially the micro - miniaturization, speediness and automation of satellite communication, scouting the flying project, remote sensing and measuring and astronomic observation antenna system, more hard requirements are demanded on precision transmission

    精密傳動是一種重要的基礎性零部件，在機器人、機床、儀器儀表等工業領域有著廣泛的應用。隨著信息和宇航科學技術的發展，特別是衛星通信、飛行目標跟蹤與攔截、遙感與遙測、天文觀察等天線系統的微小型化、快速化及自動化，對精密傳動提出了更高的要求。
  17. Radar ( radio detection and ranging ) detect the objects in the space and estimate the objects " parameters, such as distance, azimuth, angle of elevation, velocity, by transmitting radio wave. in national economy, it is used in navigation, weather forecast, geological mapping, military affairs and so on

    雷達利用發射的無線電波探測空間中的物體並確定其距離、方位角、仰角、速度等各項參數，廣泛應用於導航、氣象預報、地質測繪、軍事等領域。
  18. Based on multisensor target tracking system, the research of this thesis focuses on target location technique, target trajectory smoothing, filter, prediction based on a parameterized model, target tracking with nonlinear measurement, outlier detection and distributed systematic error estimate based on real - time data fusion and so on

    論文以多傳感器目標跟蹤系統為背景，針對目標定位測速技術、基於參數建模技術的目標航跡平滑、濾波和外推、非線性測量系統的目標跟蹤、基於實時數據融合模型的野值剔除和分散式系統誤差估計等方面進行了深入研究。
  19. The text emphatically analyze the influence of all sort of interference to the imaging precision in the insar imaging process, particularly the influence of the earth - motion and the satellite - circle to the baseline. we have given the modification formulas of the height measurement in ct - insar and the velocity measurement in awnsar

    本文著重分析了在insar成像處理過程中各種干擾對成像精度的影響，特別是地球運動和衛星環繞對基線的影響，給出了切航跡干涉sar （ crosstrackinterferometricsar ： ct - insar ）高度和沿航跡干涉sar （ alongtrackinterferometricsar ： at - insar ）測速的修正公式和相應的計算機模擬結果。
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