行星衛星 的英文怎麼說
中文拼音 [hángxīngwèixīng]
行星衛星
英文
circumplanetary satellite-
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「小型智能飛行機器人系統」所用的計算機平臺採用商用器件，其衛星的運行軌道與argos衛星軌道近似，面臨的輻射環境與argos衛星相似，要求具有高可靠性。因此，小型智能飛行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。Professional astronaut besides should operate in astronavigation drive spacecraft, arrive even outside cabin execute a few special missions, if have outer space, walk, discharge or repair a satellite to wait
職業宇航員除了要在宇宙航行中操縱駕駛宇宙飛船，還要到艙外執行一些非凡的任務，如進行太空行走、施放或修理衛星等。“ space travel is bunk. ” ? sir harold spencer jones, astronomer royal of the uk, 1957 ( two weeks later sputnik orbited the earth )
「太空旅行是胡言亂語。 」 ? ?阿諾德斯班塞瓊斯爵士，英國皇家天文學家， 1957 （ 2周后斯巴尼克人造衛星環繞地球） 。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數學模型，給出了一種只使用單站短弧段測角數據對人造衛星軌道進行高精度預測的演算法。Based on vector of land detailed survey database, using spot5 imagery as remote sensing information source to analyze the dynamic change of land use, and then updated the land detailed survey database, completed the cadastre change
摘要以矢量格式的土地詳查數據庫為基準，以spot5衛星數據為信息源，進行土地利用變化監測，進而更新土地詳查數據序，並完成地籍變更工作。We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response
其次藉助ansys有限元分析軟體，對系統進行了模態分析和動力學響應分析，獲得了不同天線結構參數下的衛星?天線系統的固有特性，簡諧響應的幅頻特性，隨機振動響應的功率譜密度，以及沖擊響應的最大幅值和恢復時間等。Across the rigid - flexible coupling dynamic analysis, we acquired the coupled effects between the three - dimensional attitude motion of the satellite and the flexible vibration of the antenna ' s supporting beam, and got the dynamic behaviors of the system. and we found the change pattern of the antenna ' s structure parameters, which decide the system ' s connatural characteristic and its dynamic response
通過對衛星?天線形成的剛柔耦合系統進行動力學分析，獲得了衛星的剛體運動與天線的彈性振動之間的耦合影響規律及其真實的動力學行為，得到了天線結構參數對衛星?天線系統的固有特性及其動力學響應的影響規律，為衛星姿態控制和天線結構優化設計奠定了基礎。This one is the asteroid ida. note its little moon satellite, dactyl, at the right
這是小行星依達，右方的小白點為其衛星達克圖。This image taken by the space probe galileo at a distance of 2, 400 km captured ida and its tiny companion, dactyl
這幅照片由太空探測器伽利略號離小行星2 ， 400公里處拍攝，依達與其衛星達克圖清晰可見。This image taken by the space probe galileo at a distance of 2, 400 km captured ida and its tiny companion, dactyl. the astronomy show hunting asteroids will lead you to the world of these tiny members of our solar system
這幅照片由太空探測器伽利略號離小行星2 ， 400公里處拍攝，依達與其衛星達克圖清晰可見。Dealing with remote sensing data of different time ( 1987, 1996 landsat tm, and 2000 china - brazil earth resource satellite ccd ) and using the gis technology, the dissertation extracts the changing information of the desertification. the dissertation makes a dynamic remote sensing analysis on the desertification of the research region, and discusses the temporal and spatial evolving law of the desertification
在技術上主要採用了1987 、 1996年的陸地衛星tm數據以及2000年中巴資源衛星1號ccd數據三個不同時相的遙感數據進行圖像處理，並利用gis較強的空間分析功能，從中提取研究區土地沙漠化的變化信息，同時與研究區的其他信息數據進行疊加分析，探討了研究區土地沙漠化的時空演化特點。General specification for satellite television up - link earth station
衛星電視上行站通用規范General specification for satellite digital television up - link earth station
衛星數字電視上行站通用規范Satellites orbiting round theearth have provided scientists with a vast amount ofinformation about conditions in outer space
環繞地球運行的衛星，為科學家提供了浩如煙海的外層空間的資料，相比之下，對地球內部的結構則知之甚微。The major activities of tvb are television broadcasting, programme production and other broadcasting related activities such as programme licensing, video distribution and satellite broadcasting etc. it transmits around 16, 000 hours of programming on its chinese jade channel and english pearl channel free of charge to 2. 16 million homes in hong kong
無?電視的主要業務包括電視廣播、節目製作及其他有關廣播的活動，例如節目及錄影帶的發行及衛星廣播等。無?電視的兩個頻道，翡翠臺及明珠臺，每年播放約一萬六千小時的節目，為香港二百一十六萬個家庭免費提供電視娛樂節目，是全球製作華語節目最多的電視臺。Since such a lowly satellite would suffer from atmospheric drag, it would need its own propulsion system and a decent supply of fuel
如此低空飛行的衛星會受到大氣層的拖贅，本身需要推進系統和足夠的燃料。Land mobile - satellite service
陸上行動衛星業務Sensors in your car tuned to radio signals from orbiting satellites can locate your car precisely at any moment and warn of traffic jams
你汽車上與繞軌道運行的衛星發出的無線電信號調諧的傳感器能隨時精確地確定你汽車的方位，並告知交通阻塞情況。Our solar system consists of an average star we call the sun, the planets mercury, venus, earth, mars, jupiter, saturn, uranus, neptune, and pluto and, the satellites of the planets ; numerous comets asteroids, and meteoroids ; and the interplanetary medium
我們太陽系由普通恆星? ?太陽、九大行星（水星、金星、地球、火星、木星、土星、天王星、海王星和冥王星）和各大行星的衛星、數量眾多的彗星、小行星、流星以及行星間的介質組成。Satellite configuration design theory is studied, and a plug - in module for satellite configuration design is developed based on the platform of solidworkstm
進行了衛星構形設計理論的研究，開發了一個以solidworks為平臺的衛星構形設計分析插件。分享友人