相交軌道 的英文怎麼說

中文拼音 [xiāngjiāoguǐdào]
相交軌道 英文
intersecting orbit
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : 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) ...
  • 相交 : 1 (相交叉) intersect: ab與cd兩直線相交於e點。 the lines ab and cd intersect at e ; the line ab ...
  • 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. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於通的跨度6米,高7 . 5米的地下隧這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市通使用的地下隧圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於通的地下隧狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  2. Develop a strategic implement greatly along with the west, our country in aftertime grow very will start to constructing a center of gravity to change direction the west region the orbit transportation inside a period

    隨著西部大開發戰略的實施,我國在今後當長一段時期內將開始把通建設重心轉向西部地區。
  3. The basis of dynamics and simulation includes the iterative flyout angle algorithm to the solutions to lambert problem and battin ' s universal conic section state extrapolate method. then spacecraft ' s orbit roots, maneuver impulse and maneuver time are discussed as the following four part : first of all, the chaser ' s one orbit roots is selected as a variable to simulate its influence to the large scale orbital maneuver. the research reveals fact that the orbit roots both of chaser and target should be close to each other to achieve better maneuver and rendezvous " ability, moreover, the best orbit maneuver and rendezvous occurs when both chaser and target ' s initial phase angle are equal

    為了研究了會機動中追蹤器和目標器的根數、機動時限和機動能耗等因素對會機動的影響,模擬和分析分為以下四個部分:首先,研究了追蹤器單個參數為變量情況下兩航天器大范圍會機動問題,研究表明,追蹤器的變化參量與目標器應的參量在接近的情況下可以獲得良好的會機動特性,而對于兩航天器共面的情況下,初始位角等時則獲得最佳的機動效果。
  4. Based on a typical station in guangzhou metro line 5, in which the station hail floor and the platform floor are separated, the relationship between the building layout of metro station and the environmental conditions of station site, and some problems such as the indeterminacy, multiplicity and flexibility of the building layout are emphasized

    摘要通過分析廣州通5號線站廳、站臺層分離的典型車站,著重論述地鐵車站建築布置形式與站址環境條件之間的互關系,以及建築布置形式的不確定性、多樣性和靈活性問題。
  5. Base on the concept of system ' s reliability, this paper makes a series of reliability index for urban mass transit ( umt ) safety, clearly defines these indexes, such as operational reliability, operational maintainability, and operational availability, discusses the calculation method of them

    摘要基於系統可靠性概念,構建了城市通系統的可靠性指標體系,提出了運營可靠度、運營恢復度及運營利用率等指標的定義,給出了應的計算方法。
  6. Then, the chaser ' s two orbit roots are selected as variable and visualizing the simulation by contour plot. this part of research draws the conclusion the same as the first part when the target ' s orbit is circular orbit, while the selected two variable can be wildly changed if the target ' s orbit is elliptical orbit. next, wait time before orbit maneuver is simulated

    其次,利用可視化的等值線圖研究了追蹤器兩個參數為變量的情況下大范圍機動問題,分析表明對圓目標器會機動時,追蹤器根數不宜與目標器根數差過大,而對橢圓目標器會機動時,追蹤器根數可選范圍較大,機動策略和方法富於彈性。
  7. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值模擬方面,應用三維湍流n - s方程以及顆粒模型描述了激光器燃燒室內部的噴霧兩燃燒流動過程,兩之間的質量、能量換由液滴蒸發模型計算,氣化學反應速率由arrhnius公式計算,通過耦合求解氣液兩模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。
  8. Evading risk in financial trading market cries for pricing options to a nicety. asian option, as the most flourish options in the finace market, the pricing has been focused on always. the exact pricing formula for the geometric average asian option had existed, but as to the european - style arithmetic average asian option, due to the dependence structure between the prices of the underlying asset, no analytical formula exists. on the hypothesis that the market is frictionless and without transaction costs 、 on the base of b - s ’ s and in the binomial tree model, we provide several algorithms for computing an accurate value of the european - style arithmetic average asian option. following rogers and shi and by jensen ’ s inequality, many different upper and lower bounds are provided ; meanwhile a formula have got by the comonotonicity and approximating the distribution function. all of the algorithms are easy for programming. with the development of computer, more accurater price can be computed quickly. and numerical example proved that these algorithms are very accurate

    對于幾何平均亞式期權它的定價對簡單,已經給出了定價公式。對于算術平均亞式期權,它的未定權益具有依賴特性,一直沒有得到它的定價方程的解析解形式。本文基於對市場是無摩擦且在沒有易費用的情況下,在b - s模型下,利用二叉樹模型給出了算術平均亞式期權定價方法;並總結了利用jensen 』 s不等式給出的各種不同情況下的上下界;同時應用共單調性和近似分佈函數的方法也給出了算術平均亞式期權價格的近似公式。
  9. This paper is concerned with, the existence and stability of travelling wave solutions for the viscous balance law which is an extension of viscous conservation law where a reaction term g ( u ) is added. l ) the existence of travelling wave solutions by geometric singular perturbation method, we investigate the existence of travelling waves ( a2 ) connecting a saddle point and a sink point and the existence of viscous shock waves c connecting two adjacent or disadjacent saddle points. by giving a detailed analysis of the fast and slow manifolds and verifying the transversality of the intersection of singular stable and unstable manifolds of the reduced problem along the singular heteroclinic orbit, we obtain the existence of travelling waves ( a2 ) in the case of a convex flow function / and that of viscous shock waves c under the assumption that f " is bounded

    主要結果如下: 1 )行波的存在性本文利用[ 37 ]中幾何奇異攝動理論,通過仔細分析= 0時的快流、慢流,驗證= 0時慢流方程的穩定與不穩定流形橫截於奇異異宿,先在f為凸的條件下嚴格證明了( )存在連接不鄰的鞍點、結點的行波( a2 ) ;然後在地f有界的條件下得到( )存在連接鞍點(包括鄰和不鄰)的粘性沖擊波c ,彌補了[ 11 ]缺少嚴格證明的不足,並推廣了[ 11 ]在f為凸的條件下得到的粘性沖擊波的存在性結果。
  10. Soon light - weight phones outfitted with high - resolution screen ? which can be embedded in everything from wristwatches to palm - held units ? will be connected to series of low orbit satellites enabling people to talk, send and receive e - mail, or take part in video conferences any time, anywhere

    譯文:不久以後,裝有高清晰度屏幕的輕型電話? ?這種電話能安裝在從手錶到手持裝置等任何東西上? ?降雨一系列低衛星連,使人在任何時間和任何地點都能談、發送和接收電子郵件或參加電視會議。
  11. Supported by related government departments and industry associations, the “ 2006 china international public utilities and metro and rail transportation exhibition ” was successfully closed in china international exhibition center on august 11th of 2006

    在國家關政府有關部門與行業協會的大力支持下, 「 2006地鐵及地下通設施展覽會」於2006年8月11日在北京中國國際展覽中心勝利閉幕。
  12. Maglev, regarded as a " green " means of transportation of 21st century, has many remarkable advantages such as comfortable riding, high speed, good environmental adaptability, flexibility and nonpolluting, etc. compared with traditional railway train, maglev is running above the track

    磁浮列車以乘坐舒適、速度快、對地形適應性強、選線較靈活、無污染等特點,被稱為21世紀的綠色通工具。和傳統輪列車比,磁浮列車是脫離運行的。
  13. In view of the regression characteristic and the configuration maintenance demand of the regional coverage satellite constellation, the constellation configuration is optimized using the linear relations between the semi - major axis and inclination and the rates of change of the ascending node right ascension and phase, which enhance the long - term stability of the satellite constellation configuration, simultaneously the sub - stellar and the phase are controlled through changing the deviations of the semi - major axis and the inclination

    摘要針對區域覆蓋衛星星座的回歸特性和構型維持需求,利用半長軸和傾角與升點赤經漂移和位角漂移變化率之間的線性關系來優化星座構型參數,提高衛星星座構型的長期穩定性,同時通過協同控制半長軸和傾角漂移量來實現區域覆蓋星座構型維持。
  14. The means of transportation that i chose at ordinary times is the rail transportation basically, the subway or the light railway, because and fast, so long as than estimate more about one minute such as time, would not be late, and though its crowded degree is a bit serious, as to traffic above - ground, ones that can be accepted, will not seem too hot or too cold in hot summer and cold winter

    我平時選擇的通工具基本上是通,地鐵或輕,因為對而言比較準時而且快速,只要比預計時間多出15分鐘左右,就不會遲到了,而且其擁擠程度雖然有些嚴重,但對地面通來說,還是可以接受的,在炎熱的夏季和寒冷的冬季,都不會顯得太熱或太冷。
  15. Simply speaking, track - two diplomacy is one of the channels and activities in developing foreign relations. to some degree, it belongs to the civil diplomacy contrasting with the pure official diplomacy ( track - one diplomacy )

    簡單地講, 「第二」就是一種對外往渠和活動,是與純粹的官方外( 「第一」 )對應的一種民間外
  16. When the plane wave returns and crosses the molecule, it produces an interference pattern with the stationary part of the electron wave function, like two trains of water waves crossing and forming a checkerboard disturbance

    一旦平面波折返並橫越過分子,它便會與待在上的電子波產生干涉圖樣,就像是兩水波遇所形成的西洋棋盤般明暗錯的擾動。
  17. Orbital maneuver is the primary condition for satellite autonomy, and it is the basis of phase keeping, phase maneuver and rendezvous

    衛星機動是衛星自治的首要條件,它是位保持、位機動、會對接的基礎。
  18. As a new - style land vehicle, the magnetic levitation vehicles rely on electromagnetic forces to suspend the train on the railway and advance by linear synchronous motor. they can run placidly at high speed without wheels and transmission machines. since the magnetic levitation vehicles have low maintenance prices and circumstance pollution, they have favorable development foreground

    作為新型的陸上通工具,磁浮列車依靠電磁力將列車懸浮於上,用直線電機推進,它沒有車輪及應的傳動機構,與地面無機械接觸,可以高速、平穩地運行,並且運營維護費用低,無環境污染,具有良好的發展前景。
  19. Research and development of sliding - collecting - current materials in modern railway transportation and related current - carrier friction abrasion

    現代通摩擦集電材料及關載流摩擦磨損研究進展
  20. Case 1 : when there is no relative measurement, each satellite uses its own on - board attitude sensors to determine its attitude, and exchange the information through the communication link between formation satellites, and then the relative attitude is determined through simple mathematical operation. case 2 : based on the range measurements of gps like sensors, using two - point measurement of the relative orbit state to establish relative orbit and attitude kinematics and measuring equations. and state estimation is achieved through the extended kalman filter technology and unscented kalman filter technology, respectively

    方案一,在星間無對測量時,由衛星自身攜帶的姿態敏感器實現單星高精度姿態確定,利用星間通信鏈路進行信息互,通過簡單的數學計算獲得星間對姿態;方案二,利用類gps對測量,建立了編隊衛星運動和對姿態運動模型及對距離測量方程,推導了兩點運動模型,設計了擴展卡爾曼濾波器及uscented卡爾曼濾波器,對對位置、速度和姿態進行估計。
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