航天器 的英文怎麼說

中文拼音 [hángtiānqì]
航天器 英文
spacecraft; space vehicle; astrovehicle; space ship; areospacecraft
  • 航 : Ⅰ名詞（船） boat; shipⅡ動詞（航行） navigate （by water or air）; sail
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 航天 : space flight; spaceflight; aerospace航天導彈 space missile; 航天導航 aerospace navigation; 航天電...
  1. Space environment threaten orbited spacecraft " s safe functioning and astronaut " s health, influence greatly communication depended on based - space way, airmanship orientation, military detection, aim identification, weather observation and source exploration and so on by all sorts of function ( magnetic storm, solar proton event and so on )

    空間環境通過各種效應（如磁暴、太陽質子事件等）對在軌航天器的安全運行及航天員的健康構成了嚴重的威脅，對依賴于天基手段的通信、導航定位、軍事偵察、目標識別、氣象觀測、資源勘探等等均有重要影響。
  2. Dynamic simulation of spacecraft appendages deploying

    航天器附件展開動力學模擬
  3. Analysis of deployment of spacecraft appendages with hinge gap

    含鉸間間隙的航天器附件展開過程分析
  4. The orientation information of the sun, the moon and the earth, together with ephemeris are utilized to develop autonomous navigation algorithm, as well as its realization by dsp hardware

    在小樣本觀測數據情況下，研究利用日地月方位信息和日月星歷表進行航天器自主導航以及利用dsp實現航天器自主導航器的技術。
  5. In the stage of the sun and the moon in sight, azimuth of the sun, the earth and the moon in the spacecraft body coordinate system is simulated. combining the simulated azimuth with the ephemeris of the sun and the moon, the state equation and observation equation are modeled. the initial orbital parameters calculated by least square method are used in orbit state equation to predict spacecraft state and to realize autonomous navigation

    在日月可見階段，模擬日、地、月敏感器測量信息，即日、地、月在航天器本體坐標系下的方位信息，結合日月星歷，建立狀態方程及觀測方程，通過最小二乘法得到歷元時刻的軌道狀態初始值，將其代入軌道狀態方程進行自主導航。
  6. The man - made celestial bodies move with hypervelocity of 10 km / s and the relative with spacecraft are higher

    這些人造天體在空間以平均10km / s的速度運動，相對于航天器的速度更高。
  7. Since the technology of intelligent control was first used in the spacecraft in the 60 ' s 20th century by jpl laboratory, the high performance of spacecraft autonomy has been one of the important goals pursued by the spacecraft designing engineer

    從20世紀60年代jpl實驗室將自主智能控制技術應用於航天器以來，盡可能地提高航天器的自主運行水平已是航天器發展的大趨勢。多傳感器信息處理技術是航天器自主運行技術中的重要內容。
  8. The landsat spacecraft orbits the polar regions of the earth at a height of 920 kilometers

    地球資源衛星航天器以920公里的高度環繞地球的兩極地區運行。
  9. China ' s spacecraft launching sites are capable of making both domestic satellite launches and international commercial launches, and carrying out international space cooperation in other fields

    中國航天器發射場既可完成國內發射任務，又具有完成為國際商業發射服務和開展其他國際航天合作的能力。
  10. Magellan ' s radar eye can see through all this

    麥哲倫號航天器上的雷達眼能夠穿透所有這些阻礙。
  11. Performance analysis for spacecraft shield structures against meteoroid and space debris

    航天器微流星體及空間碎片防護結構性能分析
  12. Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism

    超聲波電機（ ultrasonicmotor ）是近二十年來發展起來的一種新原理電機，其原理不同於傳統的電磁型電機，它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動，通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比，具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點，因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。
  13. 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

    跟蹤與數據中繼衛星系統tdrss （ trackinganddatarelaysatellitesystem ）是為中、低軌道的航天器與航天器之間、航天器與地面站之間提供數據中繼、連續跟蹤與軌道測控服務的系統。
  14. The design of the spacecraft is undergoing extensive modification.

    航天器的設計正大加修改。
  15. This course contains labs, assignments, projects, and related resources dealing with aircraft and rocketry design concepts

    本課程包括實驗、作業、項目設計和關于航天器和火箭設計概念的相關資料。
  16. Splash-down is scheduled for 5:30 am.

    航天器的預定濺落時間為上午五點三十。
  17. Finally, in view of the requirements of passive leak detection of chinese space craft, the correlative steps are recommended

    最後，針對我國航天器的被動檢漏需求，推薦了航天器被動檢漏的相關措施。
  18. Study on classifying space probe

    航天器的分類研究
  19. Analysis and optimization design of tetrahedron formation spacecrafts in highly elliptic orbits

    大橢圓軌道航天器四面體編隊運動分析與設計
  20. At present, the solar cells used on space aircrafts are still mainly si and gaas solar cells. however, the radiation resistance ability of these two materials is poor. since the photoelectric conversion efficiency attenuates rapidly with the radiation, the lifetime of si and gaas solar cells is short and their stability is not satisfied for space applications at van allen belt

    目前國內外用於航天器上的太陽電池主要為si和gaas太陽電池，但這兩種材料的抗輻射能力較差，其光電轉換效率由於高空輻射衰減很快，因而壽命短，穩定性差，不能滿足用於vanallen強輻射帶的空間應用需要。
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