軌道數據 的英文怎麼說

中文拼音 [guǐdàoshǔ]
軌道數據 英文
orbital data
  • : 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) ...
  • : 數副詞(屢次) frequently; repeatedly
  • : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
  • 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 (...
  • 數據 : data; record; information
  1. Dynamic model of satellite is built up with astronomic method, and a short - arch forecast arithmetic of satellite orbit in short arch with single site is given, which is of high precision when only angle data is available

    本文使用了天文方法建立了人造衛星運動的學模型,給出了一種只使用單站短弧段測角對人造衛星進行高精度預測的演算法。
  2. The detected data, divided into temporal dimension, spatial dimension and classificatory dimension, are mined by using star mode so as to discover the changing laws of track

    軌道數據分為時間維、地理維、類別維3個維度,運用星型模式對檢測進行挖掘,發現變化規律。
  3. That would reveal much about the lunar orbit and that data could in turn be used to test some of the tantalizing ideas in einstein ' s theories

    這就可以揭示許多關于月球的奧秘。這些繼而又可以用來檢驗愛因斯坦理論中一些令人困擾捉摸不透的概念,
  4. The tdrss ( tracking and data relay satellite system ) is a system which can supply the data relay and tt & c ( telemetry tracking and command ) service for the aircraft which are low and middle earth orbit and other aircrafts, aircraft and earth station

    跟蹤與中繼衛星系統tdrss ( trackinganddatarelaysatellitesystem )是為中、低的航天器與航天器之間、航天器與地面站之間提供中繼、連續跟蹤與測控服務的系統。
  5. Based on the hmiltonian expression for hydrogen atom in combination with the theory proposed, the theoretical values of the hydrogen atom ' s energy, ground state energy and spectrum constant and the electron orbital angular momentum are given

    氫原子的量子哈密頓量表示,結合創新的量子算符代理論,得到氫原子的能量、氫原子的基態能量、電子角動量、氫原子的光譜常等各種物理量的理論值。
  6. The asteroids are the most important small bodies in the solarsystem, and they mainly lies in the two locations - a main belt between the mars ' s orbit and the jupiter ' s and the near - earth space. the most feature of the orbits of near - earth asteroids ( neas ) is that the semi - major axes of the orbits are nearly equal to that of the earth or the perihelia distances are approximate to or even less than the mean distance between the sun and the earth, thus they could move into inside of the earth ' s orbit, so that they might close approach or even colliside with the earth ( or other planets, such as the venus, the mars, etc. ). the characteristic brings about some difficulties in the numerical research during their orbital evolution, which leads to the failure of the normalization technique in the general removal impact singularities of celestial mechanics methods and the symplectic algorithm which is successfully applied to the investigation in quality. by comparing the computation effects of several common numerical methods ( including symplectic algorithm ), and considering the nature of the movement of the small bodies, the corresponding treatments are provided here to improve the reliability of the computation

    小行星是太陽系最重要的一類小天體,主要分佈在兩個區域;火星和木星之間的一條主帶和近地空間.近地小行星的最大特點是其半長徑與地球半長徑相近,或近日距離接近甚至小於日地平均距離,其運動可深入到地球的內部,這將導致該類小行星與地球(還有金星、火星等)十分靠近甚至發生碰撞.這一特徵給其演化值研究帶來一些困難,包括天體力學方法中一般消除碰撞奇點的正規化處理以及對定性研究十分成功的辛演算法都將在不同程度上失效.通過對幾種常用值方法(包括辛演算法)計算效果的比較,根小天體運動自身的特性,給出了相應處理措施,從而可提高計算結果的可靠性
  7. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於交通的跨度6米,高7 . 5米的地下隧這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市交通使用的地下隧圍巖的應力與位移演變規律進行了有限元值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於交通的地下隧狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依
  8. Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained

    首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差,建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書模擬了未受攝動影響的衛星,並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較,先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較,然後針對外場試驗,對非線性濾波獲得的定位結果與商業軟體進行了分析比較,並得出結論。
  9. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓模型,研究了在地球橢球模型和橢圓模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體,完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模擬。
  10. And then, according to the kind of satellite and the requirements for geodetic and astrometric study and the geometry of gnss ( gps, galileo ) satellite to track the space vlbi satellite, the six keplerian elements of chinese space vlbi satellite ( test - svlbi ) are selected and determined

    衛星的分類、大地測量和天體測量對空間vlbi衛星的要求,以及gnss ( gps和galileo )衛星對空間vlbi衛星跟蹤觀測的幾何條件而設計了我國空間vlbi衛星的六個
  11. According to purpose of the towed flight, a new trajectory consisting of taking off, climbing phase, level flight phase is presented with. trajectory pitch angle of the towing plane is optimized. according to the flight law of the towing plane, the fin deflection angle and amplification coefficient of particle - system trajectory of carrier rocket are designed, in order to realizing flight steadily of the carrier rocker

    牽引飛行的目的,對載機應用了「起飛?爬升?平飛」的變飛行方案,同時對載機的傾角、傾角變化規律進行優選設計;再根載機的飛行規律,對運載器質點系的舵偏規律及其放大系進行了設計計算,實現運載器穩定牽引飛行。
  12. In accordance with the dominant equations of the two models, this paper uses green function method to calculate vibration caused by effects among wheels, tracks, and sleepers

    本文根兩種模型的控制方程,使用green函法計算了車輪、、枕木的相互作用所引起的振動。
  13. It also gave a reference federation model of the satellite passing data analysis simulation application ; 2, by using a tool named kd - rti, it constructed this simulation system based on hla, and realized the simulating function of the system in the condition of local net ; 3, it realized the output of the satellite data report in stk by connecting the output module of stk with rti, and makes the whole federation run synchronically ; 4, in allusion to the magnitude calculation module of the satellite at present, it realizes initially the dating calculation of the exact size of the magnitude when the satellite passes territory ; 5, it finished the data - writing, data - keeping and data - analyzing when the satellite pass territory simulate, it also concluded a reference data - analyzing report for the operators according to the outcome of the analysis

    3 、通過衛星工具包軟體stk介面模塊stk / connect和rti的連接,實現了stk中衛星報告的輸出,並且通過hla的管理控制機制達到了對stk場景推進的控制,使其和整個聯邦運行同步。 4 、針對目前衛星的星等計算模型進行了研究,初步實現了對衛星過境時星等大小的估算。 5 、完成了對衛星過境模擬時的軌道數據的實時記錄、保存和分析,對分析結果給出了能夠給實際操作人員提供參考的各種分析報告和圖表。
  14. Space data and information transfer systems - orbit data messages

    航天和信息傳送系統.軌道數據文電
  15. Space data and information transfer systems - radio metric and orbit data

    航天和信息傳輸系統.無線電測量和軌道數據
  16. A satellite prediction calculated from orbital data more than a few weeks old will generally be virtually meaningless

    其實,通過軌道數據計算出來的衛星跡,要比通過幾周前的計算所得更不準確。
  17. According to the preliminary orbital parameter, no such chance will happen throughout the 5 - day mission. therefore, the whole shenzhou vi spacecraft cannot be seen in hong kong

    但根軌道數據計算,直至五天任務結束時仍沒有出現這樣的機會,故此本港將不能看見整艘神舟六號。
  18. Observation information of the shenzhou vi spacecraft the hong kong space museum will regularly release the observational data of shenzhou vi on the web when its orbital data is available to allow public to observe the spacecraft with naked eye

    在取得神舟六號準確軌道數據后,香港太空館將定時在網上發報神舟六號在香港的觀測資料,讓市民可以在香港嘗試以肉眼一賭神舟號的風采。
  19. 3 ) we research the attitude character of the radar target in the midcourse, analyse the rotation of the target in the midcourse on the basis of the attitude dynamics of space target. with the data of the trajectory in the midcourse, we calculate attitude parameter of the ballistic missile

    在空間目標姿態動力學的基礎上分析中段目標的進動,結合中段軌道數據,給出了中段彈導彈的姿態參(目標雷達視線角)的計算結果。
  20. This paper provides a powerful method for the compatibility design of aircraft with external store, a missile, by calculating fast, conveniently and effectively the relative trajectory and relative attitude of the store with respect to aircraft during the separation process

    此外,為了有效擊中目標,需要掌握投放初始階段外掛物姿態和運動。因此,研究機載發射過程中的彈機氣動干擾力,考慮其對導彈發射后的彈模擬初始參的影響十分必要。
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