環行星軌道 的英文怎麼說

中文拼音 [huánhángxīngguǐdào]
環行星軌道 英文
circumplanetary orbit
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 名詞1 (夜晚天空中閃爍發光的天體) star 2 [天文學] (宇宙間能發射光或反射光的天體) heavenly body...
  • : 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) ...
  • 行星 : [天文學] planet
  • 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. Because it ’ s hard to get radiation - harden hardware overseas, so the software fault tolerance techniques are significant for our national space enterprise. the computer platform of 863 plan project ” micro intelligent free - flying space robotic system ” consists of cots component. the orbit and the radiation environment of the robot are similar to ones of the argos satellite, and the system is required to have high reliability. therefore it ’ s necessary to applied the software fault tolerance techniques into the system to improve the anti - radiation capability after the techniques been verified valid

    因為我國很難從國外獲得輻射加固的硬體,所以,這項軟體容錯技術對我國航天事業的發展具有較大意義。 863計劃項目「小型智能飛機器人系統」所用的計算機平臺採用商用器件,其衛的運與argos衛近似,面臨的輻射境與argos衛相似,要求具有高可靠性。因此,小型智能飛機器人系統有必要在驗證sihft技術有效的基礎上,應用軟體容錯技術,提高其空間抗輻射能力。
  2. Most of the meteoroids of the leonid meteor stream concentrate in an elongated thin ribbon - like region. the stream orbits around the sun in an elliptical orbit with a period of about 33 years

    獅子座流群聚集於一條狹長的區域內,以極為橢圓形的繞太陽運,周期約為
  3. The nucleus consists of uncharged neutrons and positively charged protons. negatively charged electrons travel around the nucleus in their orbits, similar to the way planets moving around the sun

    細小的原子核內含不帶電荷的中子及帶正電荷的質子,而帶負電荷的電子則沿繞原子核運,情況就好像繞太陽運一樣。
  4. 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攝動影響的衛,並在此基礎上建立了幾種典型的動態模擬測試境;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境中進了模擬比較,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了分析比較,並得出結論。
  5. The second stage will be to land a device on the moon, followed by the dispatch of a robot in the third stage, the paper reported

    而作為三級登月計劃的第一級, (發送人造衛進入月球) ,對月球地表和地理狀況進考察。科學家們已經設計好了人造衛繞月球的,完成了這第一級工作。
  6. While the death star was forced to orbit a target world before firing its superlaser and annihilating the planet, the galaxy gun fired giant, high - yield explosive projectiles into hyperspace

    與死在超級激光聚能並開火毀滅目標之前要首先進入並繞該不同,銀河之槍直接向超太空發射出巨大的,高能量爆炸性的發射彈。
  7. The american space probe, mariner 9, has become the first spacecraft to orbit another planet, swinging into its planned trajectory around mars without a hitch

    1971年的今天,美國宇宙飛船水手九號順利進入火的計劃,成為首架繞另一顆的宇宙飛船。
  8. Scientists know they are there, because the rings would not survive without them : the dust grains that compose jupiter ' s rings are too small to remain in orbit for long, before drifting into space or falling into the planet

    科學家們知它們就在那兒,因為沒有它們就沒有光:組成木的塵埃顆粒太小了,在飄入太空或墜入前沒辦法在上停留很久。
  9. Hat - p - 1 orbits one of a pair of distant stars hundreds of light - years beyond ours

    繞距離我們幾百光年之遙的一對遠距離恆
  10. Two astronomers from the geneva observatory have spotted a planet orbiting a star in the constellation pegasus

    日內瓦天文臺的兩位天文學家已經測定了一顆繞飛馬座中某一恆的位置。
  11. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計,該航跡產生器是研究組合導航問題的前提,從國外一些研究組合導航系統的文獻中可以看出,設計這樣一個航跡產生器是非常必要的,所以本文自設計了這樣一個系統;還討論了捷聯慣性導航系統中捷聯解算的方法,並進了模擬研究,由於在本文設計的閉反饋式組合導航系統中,對捷聯慣導系統的平臺誤差進控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進深入的研究和分析,更何況捷聯解算問題本身也是導航界的一個熱門研究課題;另外,本文還介紹了gps及其座模擬的設計思想和方案,與以往gps座模擬不同的是本文從天體力學中計算春分點開始,逐步進gps及其座模擬,這樣的設計方法對從事衛導航的研究工作是有價值的;還對組合導航中誤差建模方法進了研究,綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法,並運用實際研究工作中的測量數據對該方法進了驗證。
  12. Polar - orbiting satellites are low - flying satellites circling the earth in a nearly north - south orbit, at several hundred kilometers above the earth

    極地氣象衛以大致南北方向繞地球運。它的跡離地面約數百公里。
  13. Polar - orbiting satellites revolve around the earth along paths roughly passing over the poles. as they move, they obtain images of different parts of the earth

    極地經兩極上空繞地球運,期間不斷拍攝地球上不同的地區。
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