攝軌道 的英文怎麼說

中文拼音 [shèguǐdào]
攝軌道 英文
perturbed orbit
  • : Ⅰ動詞1 (吸取) absorb; assimilate2 (攝影) take a photograph of; shoot 3 [書面語] (保養) cons...
  • : 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) ...
  • 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 (...
  1. The black - and - white photos, taken by three cameras, show deep channels and layered surface debris around the planet ' s midsection, features that probably were formed by water, said alfred mcewen, a mission scientist and university of arizona professor of planetary science. the images were taken from an altitude of 1, 547 miles above the surface, about three times higher than the orbiter will be when it formally begins its science mission in november

    據路透社3月24報,參與此項任務的亞利桑那大學行星學教授艾爾佛雷德麥克尤恩說,這批黑白照片是由火星偵察器mro上的3臺照相機拍的,照片顯示,火星中部地區分佈有深溝和層狀表面的巖屑,這些地貌有可能是水的運動造成的。
  2. Planetary perturbations make the earth's orbit about the sun irregular.

    行星的動使得地球繞太陽的是不規則的。
  3. So the true variety of martian mineralogy started to become apparent only in 2001, when themis, an infrared camera that my group developed for another nasa orbiter, mars odyssey, began mapping the planet with 100 - meter resolution

    因此直到2001年themis (我的研究團隊為nasa的另一艘船火星奧德賽號所發展的紅外線影機)開始以100公尺的解析度描繪火星,實際的火星礦物種類才變得明確。
  4. Using exponential trichotomy and the local geometrical expressions ofinvariant manifolds, the conditions are given for the persistence andtransversality of orbits situated in a heteroclinic manifold withequilibria undergoing transcritical bifurcations

    本文應用指數三分性和不變流形的局部幾何表示方法,給出異宿流形上的當兩個奇點經歷超臨界分支和動時保存和橫截的條件
  5. 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格式歷書數據模擬了未受動影響的衛星,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。
  6. As they operate at a distance closer to the earth, they are only capable of taking cloud images of a limited area of the earth each time

    由於較接近地球,它們每次只能拍到有限區域的雲圖。相對地球同步氣象衛星,極地氣象衛星圖像的數目較少,范圍亦較小。
  7. Some asteroids, despite their small size, possess satellites of their own. a handful of others suffer serious perturbations by major planets and travel in highly eccentric orbits, which can send them well beyond the orbit of jupiter. the so - called near - earth asteroids cross the earth s orbit and make occasional close calls to our home planet

    有些小行星體積雖小,但竟然擁有衛星而有些小行星,由於受到其他大行星的強烈動,為極狹長的橢圓,遠日點甚至延伸至木星的以外近地小行星則會越過地球的,不時在我們的庭園掠過,偷窺地球的一切,若有天真的登門造訪旄轟!
  8. The vision sensor is fixed on the end - effector of the robot. when the robot makes a linear movement along the " v " measurement track, the linear light from the laser electropult on the sensor is projected on the track to shape laser strip with three turning dots and imaged in ccd camera. the relation between the sensor coordinate and the measurement track coordinate can be computed by image processing and pose measuring, which indirectly describes the characteristic of the robot ' s linear trajectory

    該系統利用結構光幾何成像原理和視覺圖像處理技術,將視覺傳感器固定在機器人末端,當機器人沿「 v 」形測量做直線運動時,傳感器上的激光發射裝置發出的線狀光源投射在測量上,形成具有三個拐點的激光條,並在ccd像機中成像,通過圖像處理技術和位姿測量技術,得到傳感器坐標系相對于測量坐標系的位姿關系,從而間接描述機器人的直線跡特性。
  9. This paper is concerned with, the existence and stability of travelling wave solutions for the viscous balance law which is an extension of viscous conservation law where a reaction term g ( u ) is added. l ) the existence of travelling wave solutions by geometric singular perturbation method, we investigate the existence of travelling waves ( a2 ) connecting a saddle point and a sink point and the existence of viscous shock waves c connecting two adjacent or disadjacent saddle points. by giving a detailed analysis of the fast and slow manifolds and verifying the transversality of the intersection of singular stable and unstable manifolds of the reduced problem along the singular heteroclinic orbit, we obtain the existence of travelling waves ( a2 ) in the case of a convex flow function / and that of viscous shock waves c under the assumption that f " is bounded

    主要結果如下: 1 )行波的存在性本文利用[ 37 ]中幾何奇異動理論,通過仔細分析= 0時的快流、慢流,驗證= 0時慢流方程的穩定與不穩定流形橫截相交於奇異異宿,先在f為凸的條件下嚴格證明了( )存在連接不相鄰的鞍點、結點的行波( a2 ) ;然後在地f有界的條件下得到( )存在連接鞍點(包括相鄰和不相鄰)的粘性沖擊波c ,彌補了[ 11 ]缺少嚴格證明的不足,並推廣了[ 11 ]在f為凸的條件下得到的粘性沖擊波的存在性結果。
  10. Evaluation of effects of main perturbation forces on the

    衛星設計中的主要動源影響評估
  11. It needed the camera to be very mobile, thus requiring rails, a dolly, marks on the floor. . nothing that could have been hidden

    需要象機非常靈活,因此需要、移動影車、地板上的記號… …這些東西沒有一個是容易隱藏的。
  12. The spacecraft, which reached orbit on march 10, is to map about 1 percent of the martian surface for future landings by robotic probes and human astronauts

    Mro在3月10日進入火星。這批照片是在距離火星表面1547英里約2490公里高處拍的。
  13. Each mission had a satellite designed to photograph the surface of mars from orbit, and to act as a communication relay for the viking lander that each mission carried

    每次任務都發射一枚具備從火星火星表面能力的人造衛星,同時充當與海盜登陸者進行聯絡的中間站。
  14. The miss distance caused by guidance method error and the effects of perturbation are compensated in this initial guidance law

    該初制導方法能補償制導方法誤差和動對攔截脫靶量的影響。
  15. The orbit simulation program mainly concentrates on orbit calculation. this thesis first introduces the fundamental knowledge of orbit dynamics, including orbit perturbation and spacecraft attitude control

    模擬程序核心部分是計算,本文首先介紹了動力學基礎,包括動問題,以及飛行器姿態控制等基礎知識。
  16. The principle of how to supply energy for system has also been studied. secondly, the orbiting satellites are affected by several perturbations. we put the main emphasis on the influence of the perturbations of the atmosphere drag and the earth ’ s eccentricity on the six orbital factors and the simulation ’ s accuracy

    其次,衛星在運行時將受到各種干擾力的影響,因此在研究精確地磁場模型電動力纜繩離系統的動力學特性的基礎上,著重研究了大氣阻力動和地球非球形動對衛星離過程中各參數的影響。
  17. Now, however, researchers at canada ' s national research council in ottawa have produced a three - dimensional scan of the outermost electron orbital around a nitrogen molecule

    不過,位於渥太華的加拿大國家研究委員會,其研究人員最近卻針對氮分子最外層的電子,拍出其繞行的三維立體影像。
  18. Through the approximate handling of geomagnetic intensity and differential riccati equation, the magnetic attitude h control law of the microsatellite in a circle orbit which has external disturb and the structural perturbation is presented

    通過對衛星地磁場和微分riccati方程進行近似處理,給出有外界擾動和結構化動圓衛星系統的h _磁姿態控制規律。
  19. Taking account of the perturbation of the earth ’ s shape, the gravitation of the sun and the moon, the radiation pressure from the sun light and atmosphere drag, a precise orbital dynamic model of spacecraft is established in the equatorial geocentric inertial coordinate system ( j2000 )

    考慮了地球形狀動、日-月引力動、太陽輻射壓力和大氣阻力因素對飛行器的影響,在地心赤慣性坐標系下建立了精確的動力學模型。
  20. Firstly, this paper presents the coordinates and time system for discribing satellite motion, and then gives the models of orbit and attitude and satellite relative motion, considered the j2 perturbation

    本文首先給出描述衛星運行所需的時間系統和坐標系,然後建立衛星、姿態動力學模型和基於根數的衛星編隊飛行相對運動方程,並考慮j2項動的影響。
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