機動衛星 的英文怎麼說
中文拼音 [jīdòngwèixīng]
機動衛星
英文
maneuverable satellite-
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。Some message described in the thesis, such as the basic structure of gps - oem, the consists of positioning system, the binary format of almanac and ephemeris, the method and the skill of processing orignal data through singlechip, and so on, is very useful for studying gps and its applications in integrated navigation, and re - development on gps - oem
同時亦可與gis （地理信息系統）配套使用，實現在crt上地圖背景下的運動軌跡顯示。第二個產品， gps時鐘/同步系統，利用全球衛星定位gps衛星的標準utc時間，可在全球得到同步的準確時間。設備採用motorola的12通道gpsoem接收機。The confederation bridge actually consists of 65 separate sections which were each built on land and then moved into precise positions by a satellite - guided floating crane
同盟橋實際上是建立在土地上，然後以衛星指導流動起重機搬進準確位置的65單獨部分組成。Orbiting satellites were better at spying on enemies than wayward reconnaissance drones, and rockets destroyed targets more reliably than temperamental flying bombs did
按軌道運動的衛星比難以駕馭且以監控為主的無人駕駛飛機更好地偵查敵情，而且相對於我行我素的自動導航導彈而言，用火箭來毀滅目標更具可靠性。Mesoscale model simulations have been performed of a severe thunderstorm that occurred on 22 - 23 august 2001 in huabei area in china. combing with satellite, doppler radar images and general weather observations, the evolution mechanism of the severe thunderstorm is analysed with emphasis on the orographic effect of taihang mountain
將模擬的雲、風、壓場和降水與實況資料進行對比檢驗，在控制模擬效果較為理想的情況下，結合衛星、 doppler雷達觀測和常規天氣資料，對整個對流風暴的發展演變過程進行分析，並著重對強對流風暴發生演變的熱力、動力機制以及重力波特徵進行了研究。The study object of this paper is design and study of the syetem - mentioned above. the circumstance paraments of remote communication room such as temprarure, humidity, fire alarm and air - condition ' s on - off could be real - time supervised. this paper firstly intrduces the backgroud and study signification of the task, review the development of supervisement system and narrate the frame, technology criterion, network frame and calculation mode of variet kinds supervisment system. the network functions of variet kinds of confignation software are analysed
本文以西昌衛星發射中心遠程機房監控系統的研究設計為對象，通過網路實現對遠端的14個通信機房實時監控，實時監測室內溫度、濕度、實時監測室內煙、火，實時監測空調設備運行情況，出現異常情況，聯動告警裝置，本端機房和遠端監控機房自動聲光告警。The evolution course of chinese solid rocket propulsion technology for space missions since 1950s is presented. the technical features, development process, ground tests and flight records of nine typical solid motors are described. these motors were developed for sounding rockets, upper stages of launch vehicles and orbit transfer systems in application satellites respectively. the evolution of basic technology of chinese solid rocket motors and future developing concept are briefly introduced. the information in the paper are all based on the published literatures
敘述了20世紀50年代以來中國航天固體火箭推進技術的發展歷程，介紹了9種最具代表性的固體火箭發動機的技術特徵、研製過程、地面試驗和飛行情況，這些發動機分別應用於中國的探空火箭、運載火箭上面級和應用衛星變軌系統.文中還簡要地評述了中國固體推進各單項技術的發展水平Abstract : the evolution course of chinese solid rocket propulsion technology for space missions since 1950s is presented. the technical features, development process, ground tests and flight records of nine typical solid motors are described. these motors were developed for sounding rockets, upper stages of launch vehicles and orbit transfer systems in application satellites respectively. the evolution of basic technology of chinese solid rocket motors and future developing concept are briefly introduced. the information in the paper are all based on the published literatures
文摘:敘述了20世紀50年代以來中國航天固體火箭推進技術的發展歷程，介紹了9種最具代表性的固體火箭發動機的技術特徵、研製過程、地面試驗和飛行情況，這些發動機分別應用於中國的探空火箭、運載火箭上面級和應用衛星變軌系統.文中還簡要地評述了中國固體推進各單項技術的發展水平With additional capabilities in rotorcraft, electronic and defense systems, missiles, rocket engines, satellites, launch vehicles and advanced information and communication systems, the company ' s reach extends to customers in 145 countries
加上旋翼飛機、電子和防禦系統、導彈、火箭發動機、衛星、運載火箭和先進信息及通訊系統等方面的研製能力，本公司的客戶已經遍及145個國家。Inverse aperture radar ( isar ) can image non - cooperative moving targets such as aircrafts, ships and celestial objects over a long distance under all weather and all day. it is of particular interest for strategic defense, anti - submarine warfare and radar astronomy
逆合成孔徑雷達（ isar ）能夠對飛機、艦艇、天體等非合作運動目標進行全天時、全天候、遠距離成像，在戰略防禦、反衛星、戰術武器以及雷達天文學中都有重要應用價值。The high sensitive infrared detection and the telecamera with telescope are installed on the satellite. the infrared detection can detect the enemy missile ’ s infrared radiation and sound alert signal when the missile flies upward after it ’ s launched from on the surface or underwater
衛星上裝有高靈敏度的紅外探測器和帶望遠鏡頭的電視攝像機，在敵方從地面或水下發射導彈后數十秒內，紅外探測器即可探測到導彈上升段飛行期間發動機尾焰的紅外輻射，並發出警報。Transportable satellite communications link terminal
移動式衛星通信線路終端機The motion carriers such as the automobile, trains, war vessels, the plane and so on, are in flux by their position and azimuth, if want kepting satellitic message and taking over satellitic signal, must adopt the platform system of tenaclous tracking satellite antenna
汽車、火車、艦船、飛機等運動載體的位置和姿態不斷的在變化，要保持與衛星的通訊聯系和接收衛星視頻等信號，就必須採用衛星天線穩定跟蹤平臺系統。Today, more people than ever before are speaking to each other through satellite television, cellular telephones and computers
現在通過衛星電視、移動電話和計算機來交談的人要比以往來得多。Guilin tailian hotel is a three - star hotel, located in the central city of guilin, with the architecture area about 22000 square meter, adjoining to store building of guilin. surrounding two rivers and four lakes, elephant trank hill. central square etc. tourist attractions, it is very convenient for travel, shopping and traffic. room intro there are suite, standard room, triple room, couple room king size bed, family room one big and one small bed etc. deluxe room about 200 in the south and north building. in rooms, there are mini - bar, satellite tv program, drinking machine, drier, air - conditioner etc. facilities. and there is the broadband internet service of high speed in the north building
酒店南樓北樓擁有套房標準間三人間夫妻間大床間家庭間1大1小床等設備全的豪華客房二百間，客房內設有迷你冰箱衛星電視節目電熱水壺或飲水機電吹風空調等服務設施，北樓房間設有高速寬頻介面，可免費供您上網，為您的商務活動助上一臂之力。Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays
二、具體研究工作的系統報告，主要集中在以下幾方面：研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型，為小范圍的單頻用戶服務；研究如何實時分離gps觀測中的儀器偏差與電離層延遲；研究如何建立較大區域的電離層格網模型，進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律；研究單頻用戶在不利條件下，如何更好地利用電離層延遲改正信息；研究利用gps監測隨機電離層擾動的基本理論和框架方案；研究如何綜合顧及電離層的周日、季節和年變化，進一步提高利用gps模擬電離層延遲的能力；研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。Moment gyroscope is implement institution of the satellite attitude control system. the dynamics equation of single gimbal control moment gyroscope is set up, the control law of moment gycroscope is designed and the distribute matrix is confirmed reasonly
選擇力矩陀螺作為該衛星控制系統的執行機構，建立單框力矩陀螺的動力學方程，在此基礎上進行力矩陀螺控制律設計，合理地確定力矩陀螺的分配矩陣。Based on research and experiments, we effectively improved the s - band tt & c transponder for satellite in such dimensions : with sensitivity up to - 92dbm ; dynamic range wider than 55db ; capture bandwidth of the receiver wider than 500khz ; capture time reduced to 22ms
通過論文工作，成功地改進了川于衛星的s波段測控通信一體機，跟蹤和捕獲接收靈敏度都能達到一92dbm ，動態范圍55db以上，接收機的捕捉帶寬大於500khz ，捕捉時問減小到22ms 。In this special task, shanghai telecom provided in total 2, 540 telephone lines, more than 50 private lines for government and media use, 72 fiber cores, 982 adsl ports and 107 isdn ports. 13 sets of satellite antennas were employed ( including 5 emergency sets and 10 leased satellites ), tv signal transmission amounted to 355 times with an overall transmission length of 8, 716 minutes. all the 150 news booths were provided with 8 information points ( 4 internet jackets and 4 phone jackets )
上海電信在這次通信服務中，共提供電話線2540條，政府和媒體專線50多條，光纖72芯， adsl網路埠982個， isdn埠107個;啟用13付衛星天線（其中機動衛星天線5付、租用10顆衛星） ；傳送電視355次，總傳送時長8716分鐘； 150間新聞工作間每間都提供8個信息點（ 4個上網通道、 4個電話通道） ； 1000cm2的新聞工作大廳安裝了400個終端。Were it not for the tremendous informatization effort propelled by high - tech, were it not for the promotion of the optical shanghai strategy and the construction of a broadband platform, and were it not for the establishment of pu dong special use office and the introduction of emergency satellite facilities, it would have been extremely difficult to fulfill such an arduous communications guarantee task
首先是由於通信規劃的超前性。如果沒有這幾年立足於高起點、高水平的信息化的發展，沒有上海光城戰略的推進、寬帶平臺的建設，沒有浦東專用局的完工、機動衛星設施的引進，要完成這樣艱巨的通信保障任務是有很大困難的。分享友人