背景星系 的英文怎麼說

中文拼音 [bēijǐngxīngxì]
背景星系 英文
background galaxy
  • 背 : 背動詞1. （用脊背馱） carry on the back 2. （擔負） bear; shoulder
  • 景 : Ⅰ名詞1 （風景; 景物） view; scenery; scene 2 （情形; 情況） situation; condition 3 （戲劇、電影的...
  • 星 : 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...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 背景 : （布景; 襯托主體事物的景物; 對人物、事件起作用的歷史條件或現實環境） background; backdrop; setting
  • 星系 : [天文學] galaxy; galact-
  1. 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。
  2. Therefore, this dissertation based on the pre - research defense projects of “ research on longevous service and high reliability of satellite ” of the national tenth - five - year plan, study the method of uncertainty inference, and the application of rough set theory in the development of the satellite fault diagnosis system, the main content of this dissertation is as follows : first, this paper incorporate the status in quo of the technology of fault detecting and diagnosis and the artificial intelligence ( ai ), realize the newest trend of the technology of fault detecting and diagnosis is that using the technology of artificial intelligence to solve the certainty and uncertainty problem in the actual engineering area

    為此，本文以國家武器裝備「十五」預研「衛星長壽命高可靠技術」研究項目為背景，研究不確定性推理理論中的粗糙集理論在衛星故障檢測和診斷中的應用，並開發相應的系統。主要研究內容包含以下幾個方面:論文首先結合故障診斷技術及人工智慧技術的發展現狀，明確了故障診斷的發展方向是使用人工智慧的最新研究成果去解決實際應用中更為常見的各種確定和不確定問題。分析了解決不確定推理技術的主要方法及各自的原理並進行了比較。
  3. The research background of this dissertation is the defence pre - research item of the national tenth - five - year plan - “ research on longevous service and high reliability of satellite ”. for improving the diagnosis ability of satellite attitude control systems, this dissertation studies on the telemetering data analyzing and diagnosis based on mathematical simulation

    本學位論文以國防「十五」預研項目（ 02413200204242 ） 「衛星長壽命高可靠性技術」為研究背景，為提高衛星姿控系統的故障診斷能力，對基於數學模擬的衛星姿控系統遙測數據分析與故障診斷進行了系統、深入的研究和探索。
  4. Based on the spaceflight technology innovation program of “ research on the testing method of reliability - - - - research on the fault diagnostic expert system and neural network ” and the pre - research defense projects of “ research on longevous service and high reliability of satellites ” of the national tenth - five - year plan, taking attitude control system of a satellite as object, the theories and the applications of the neural networks and expert system in the fault diagnosis are studied in this dissertation

    本文以航天技術創新基金項目「可靠性試驗方法研究? ?故障診斷的專家系統神經網路技術研究」和國家武器裝備「十五」預研項目「衛星長壽命高可靠性技術」為背景，以衛星姿態控制系統為研究對象，在理論和實踐兩個方面對神經網路和專家系統相結合的故障診斷技術及其在衛星中的應用進行了研究。
  5. The aim of this dissertation research is focused on the pre - research defense projects of “ research on longevous service and high reliability of satellite ” of the national tenth - five - year plan. for improving the capability of fault diagnosis for un - presuppose faults, we propose a new fault reconstruction technique which suits to satellite attitude control system and four novel techniques under this frame work is investigated in this dissertation

    本文以國防十五預研項目「衛星長壽命高可靠性技術」為研究背景，為提高目前衛星對無故障模式故障的診斷能力，提出了一套適合衛星姿態控制系統的故障重構框架體系，並研究了四項關鍵技術作為該框架的支撐。
  6. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了：行星、行星形成；恆星、太陽、正常的恆星、恆星形成；恆星演化、超新星、緻密天體（白矮星、中子星及黑洞） 、波霎、雙x -射線源；星團、球狀及疏散星團；星際介質、氣體、塵埃、磁場、宇宙射線；距離階梯；星系、正常及活躍星系、噴流；重力透鏡；大尺度結構；牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史；宇宙背景微波輻射；大霹靂核合成。
  7. The hotel has 228 guestrooms at all levels including presidential suites, deluxe suites, deluxe rooms, standard rooms, couple s suites, tri - bed rooms, rooms for the disabled, and rooms for kids. all these are well - equipped and elegantly decorated. the hotel has bas intell - igence control, satellite tv and cable tv programs, hi - fi systems and fire - alarm systems

    酒店擁有各種類型客房228套，設總統套房豪華套房豪華客房標準客房三人房家庭房殘疾人客房嬰兒房，客房裝修豪華典雅，設備全，大廈bas智能控制，衛星及有線電視節目bbc nhk hbo kbs . ，背景音響系統消防報警一應俱全，並免費提供國際網際網路。
  8. In this graph, the galactic plane is horizontal and we ignore the distances. note that the gas and dust in our galaxy not only block the stars in our galaxy, but also the galaxies far away. taking this into consideration, the distribution of the galaxies is fairly uniform

    圖中中間的水平線標示出銀河系平面，銀河系的氣體塵埃除了掩蓋了背景星光，亦同時遮蔽了遙遠的星系，撇除了這個因素，我們會發覺星系在天空的分佈是頗為平均的。
  9. By calculating parameters including the link length, the azimuth angle, the elevation, the optical power that the inter - satellite optical cdma communication system will receive, the variation range of the azimuth angle and the elevation from the optical antenna of atp are understood well. by analyzing the factors to impact bit - error - rate ( ber ) from the received power, multi - user disturbing, background noise, wavelength, bit rate etc, measures to guarantee high performances of the system are obtained, especially those for smoothing the fluctuation of the received optical power from host platform vibration

    分析研究了衛星光cdma通信系統中衛星仰角、方位角和距離，給出了探測器能夠接收到的光功率以及atp子系統捕獲及跟瞄的范圍;對衛星光cdma通信系統性能模型和基於衛星振動系統性能模型的研究，分析了多用戶干擾、接收光功率、背景光噪聲、振動偏差以及碼速率對系統誤碼率的影響，給出了相應的改進措施。
  10. The first live - action television continuation of the 1966 - 1969 series star trek, the next generation is set nearly a century later and features a new starship and a new crew

    作為繼1966至1969年的《星艦迷航》系列之後首部由真人出演的作品， 《星艦迷航：下一代》將背景設置在了近一個世紀之後，並出現了新的星際飛船和新的機組成員。
  11. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比，本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析，並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性，為兩地暴雨預報提供有益的參考，得出了一些很有意義的結果： 1大尺度環流背景分析表明： （ 1 ） 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關，攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部，導致了這次強降水的發生； （ 2 ） 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明，東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系，存在一支橫越低空急流的經向垂直環流，暴雨區處于該垂直環流的上升支； （ 3 ）偏南和偏東氣流水汽通道在西北地區東部交匯，水汽的輻合積聚主要在對流層低層和行星邊界層內完成； （ 4 ）整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈，與切變線走向非常一致，降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  12. Tegmark is an expert in analyzing the cosmic microwave background and galaxy clustering

    鐵馬克是分析宇宙微波背景輻射與星系團的專家。
  13. The thesis is based on the subproject of national " 973 " key project, " hxmt spacecraft integral analysis and design ". aiming at the satellite power system, it establishes a simulation software, and uses it on the hxmt power system designing and simulation

    本文以國家973專項課題「天體高能輻射的空間觀測與研究」的子課題「 hxmt衛星系統方案設計」為應用背景，構造了一個面向衛星電源系統的模擬軟體，並對hxmt天文衛星電源系統進行了設計分析和模擬工作。
  14. For examples, observation of the gravitational lens phenomenon and the scattering phenomenon produced by microwave background radiation and hot plasmas from galaxies clusters

    ，例如利用引力透鏡現象及微波背景輻射與星系團的熱等離子體造成的散射現象等等。
  15. This thesis, with the distributed space - borne insar height measuring system as its background technology, is mainly about the systematic research the phase unwrapping, a key step in data processing of insar, especially the method of it on multi - baseline condition

    本文以分散式星載insar測高系統為背景，系統地研究insar數據處理中的相位解纏這一關鍵步驟，分析在多基線情況下的相位解纏方法。
  16. Based on chinese tracking and data relay satellite ( ctdrs ) in the future, the antenna pointing control and complex control theory of user satellite are studied deeply in this dissertation, which is funded by the improve item of dept. of astronautic engineering and mechanics ? “ the teaching demonstration of antenna pointing control system in tdrss ”. the main contents of this dissertation are consisted of the following parts : firstly, dynamics equation is derived using lagrange equation for user satellite, so as the kinetics equations of user satellite at the same time are expressed in the form with matrix differential equations that is suitable for attitude control system design and analysis

    本學位論文結合航空宇航科學與技術學科研究生教學基地實驗室建設項目「中繼系統星間鏈路天線指向控制系統教學與演示實驗」 ，以我國跟蹤與數據中繼衛星系統為背景，對某型號用戶星星間鏈路天線指向跟蹤控制和復合控制理論進行深入的研究，研究內容主要包括以下幾個方面: 1 .利用lagrange方程建立了用戶星的動力學方程，同時推導了運動學方程，並將這組動力學方程以矩陣微分方程形式表示，使之適用於姿態控制系統的設計和分析。
  17. In its study with xishu hotel, a five - star hotel in sichuan, as its background, this thesis emphasizes on combining theories with practices, and makes a profound research on the internal and external environment in xishu hotel ' s course of development. at the meanwhile, it inspects and analyses the need of the company in view of its weakness in its functionality in the customer relationship management. on the basis of scientific research and objective analysis, it proposes the strategic importance of crm and elaborates how to implement crm initiative strategically, operationally and analytically under the analytic framework of crm value chain

    本文以四川省的一家五星級飯店西蜀賓館為背景，在研究過程中，深入分析了西蜀賓館所處的內外部市場環境，注重理論對實踐的指導;同時針對西蜀賓館在客戶關系管理上的不足，在科學調查與客觀分析的基礎上，提出了引入客戶關系管理思想，並在客戶關系價值鏈的分析框架內對西蜀賓館如何實施crm進行分析，指導西蜀賓館如何在戰略、運營和分析層面實施crm ，以此幫助西蜀賓館形成核心競爭力，並獲得持久的競爭優勢。
  18. Research also leads to some directions for future in vestigation. in the dissertation the development actuality of correlative tracking technology around the zenith are summarized by the numbers. three solutions are presented, that is, tilt azimuth axis design, three - axis design, program steering

    本文以測星精密光電望遠鏡和地基激光反衛星跟蹤望遠鏡項目為課題背景，在系統的總結國內外過天項目標跟蹤技術發展現狀的基礎上，歸納出三種解決方案：方位軸傾斜方法、增設次俯仰軸方法、程序引導方法。
  19. First, the structure of the second generation ctdrs isl was discussed in this paper, the characteristic of coverage in the second generation ctdrs by the characteristic of orbit and the simulation model of isl was analyzed then the effect of the isl establishing process analyzed. second, the discussing and analyzing focus on the characteristic of signal during the establishing isl process, establishing the orbit model, the technology of doppler frequency shift capturing and tracking sequence and the effect of background noise, then the theory analyzing the parameters we have just mentioned, and this will support the reference for the implement of project. the simulation and test of the isl of ctdrs and analyzing from theoretical basis to implement of simulation were mainly focused in this paper

    其中討論了二代中繼星捕獲跟蹤系統星間鏈路的模擬方案的組成結構，利用軌道特性對二代中繼衛星系統的覆蓋特性進行分析，搭建了星間鏈路的模擬模型，其中包括中繼衛星和用戶衛星在內的軌道模型、星間鏈路模型、用戶星信號調制模型等，並對星間鏈路建立過程的影響進行分析;重點針對星間鏈路建立過程的信號特性，軌道模塊的建立、多普勒頻移技術、背景噪聲影響、載波的捕獲與跟蹤技術等進行了實際參數的設計與理論分析。
  20. With 3s ( gis, gps and rs ) techniques as the background and remote sensing digital image processing technique as the support, cbers - 01 / 02 as the remote sensing data resource, this paper carries out the study with such professional software as arcgis8. 3 and arcview

    以「 3s 」技術為總的技術背景，以遙感數字圖像處理技術為主要技術支持，以中巴地球資源01 / 02星為遙感數據源，運用專業遙感圖像處理軟體和地理信息系統軟體arcgis8 . 3 、 arcview開展工作。
分享友人
分享到 Line

分享到臉書