軌道間距 的英文怎麼說

中文拼音 [guǐdàojiānjù]
軌道間距 英文
track space
  • 軌 : 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
  • 道 : 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） ...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 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 （...
  • 間距 : interval; separation; spacing; espacement; space; spacing; space length; range; unpack; step
  1. The asteroids are the most important small bodies in the solarsystem, and they mainly lies in the two locations - a main belt between the mars ' s orbit and the jupiter ' s and the near - earth space. the most feature of the orbits of near - earth asteroids ( neas ) is that the semi - major axes of the orbits are nearly equal to that of the earth or the perihelia distances are approximate to or even less than the mean distance between the sun and the earth, thus they could move into inside of the earth ' s orbit, so that they might close approach or even colliside with the earth ( or other planets, such as the venus, the mars, etc. ). the characteristic brings about some difficulties in the numerical research during their orbital evolution, which leads to the failure of the normalization technique in the general removal impact singularities of celestial mechanics methods and the symplectic algorithm which is successfully applied to the investigation in quality. by comparing the computation effects of several common numerical methods ( including symplectic algorithm ), and considering the nature of the movement of the small bodies, the corresponding treatments are provided here to improve the reliability of the computation

    小行星是太陽系最重要的一類小天體，主要分佈在兩個區域；火星和木星軌道之間的一條主帶和近地空間.近地小行星軌道的最大特點是其軌道半長徑與地球軌道半長徑相近，或近日距離接近甚至小於日地平均距離，其運動可深入到地球軌道的內部，這將導致該類小行星與地球（還有金星、火星等）十分靠近甚至發生碰撞.這一特徵給其軌道演化數值研究帶來一些困難，包括天體力學方法中一般消除碰撞奇點的正規化處理以及對定性研究十分成功的辛演算法都將在不同程度上失效.通過對幾種常用數值方法（包括辛演算法）計算效果的比較，根據小天體運動自身的特性，給出了相應處理措施，從而可提高計算結果的可靠性
  2. To use involuntary attention to improve students " study interest, shorten the emotion distance between teachers and students, develop humane advantage of spirit, make students take delight in what they are doing, applying involuntary attention to each link of teaching activities, and with intention to combine the voluntary attention effectively, make voluntary attention leading to the road to a sustainable development

    通過運用無意注意心理去提高學生的語文學習興趣，縮短師生之間的情感距離，發揚語文學科的人文優勢，歸還給學生人本的樂趣，把無意注意運用於教學活動的各個環節中，並有意識地與有意注意相結合，使語文課堂教學效率走上一條可持續發展的良性軌道。
  3. Hi the aspect of symmetry analyzing to the hopfield model neural network with hebbian learning, we study on the dynamical behavior of the state space under the action of isometric transformation group g = z2 ? n, and prove the invariant property of the energy orientation ? / / " ) of the state space under the action of g. we find that the symmetry relationship of the network is sx - sw = sh when the active function of the neuron is odd, where sx is the symmetry of the patterns set x under hebbian learning rule, sh is the symmetry of the network and sw is the symmetry of the weight matrix w of the network

    ） s _ n為手段，研究了網路狀態空間在群g作用下各點的運動情況，證明了群g作用下的不變性。證明了當神經元的激活函數f為奇函數時， hebb法則下存儲樣本集x的對稱性s _ x 、網路對稱性s _ h以及連接矩陣對稱性s _ w三者之間滿足s _ x = s _ w = s _ h的關系；同時，我們還證明了：網路穩定態集vf同一s _ h軌道中的兩個穩定態的動力學行為（能量和吸引域大小）相同；兩個等距網路h和h 1 = g ? h ， （ ? ） g （
  4. By means of the orbit dynamics theory and other knowledge, author established mathematical model related to collision forecast, including space object orbit confirming model, space objects relative movement model, dangerous object distinguishing model and space object collision geometry relation model, etc. according to the mathematic model, author calculated the relative distance transformation rule along with time between the spacecraft and dangerous debris and established early warning rule

    依據航天動力學理論和其他知識，建立了碰撞預警相關的數學模型，包括空間目標軌道確定數學模型、空間物體相對運動數學模型、危險物體判定準則數學模型和空間物體碰撞幾何關系數學模型等，根據數學模型計算航天器和危險目標的相對距離隨時間變化規律，設定了預警規則。
  5. The tracks are separated by approximately three times the wavelength of green light

    軌道之間的距離約相當於3倍的綠色光的波長。
  6. The unmanned russian module is expected to dock automatically tuesday evening edt with the space station, as the two orbit 240 miles ( 384 km ) above russia

    這個無人操作的俄羅斯太空艙估計星期二晚上和空間站接軌，然後和空間站一起圍繞距離俄羅斯上空240英里（ 384公里）的軌道上飛行。
  7. Boston ( reuters ) - an american astronaut became the first person to run the boston marathon in space on monday, completing the 26. 2 miles on a treadmill in the orbiting international space station

    波士頓（路透社） ? ?星期一，一位美國宇航員成為在太空參加波士頓馬拉松比賽的第一人。她在沿軌道運行的空間站跑步機上完成了6 . 2英里的距離。
  8. The effects to which stations attract passenger flow, trip time, cost, real estate along line, urt feeder other traffic, structure and configuration of city were analyzed. based on the minimize trip time of passenger, the model of optimal average distance between urt ’ s stations and the model of station ’ s coverage and the model of station ’ s cost and benefit were proposed

    分析車站分佈對吸引客流、乘客出行時間、工程造價、運營及沿線土地開發、城市軌道交通與其它交通方式的銜接、城市空間結構和城鎮體系布局的影響;建立了基於乘客出行時間最短的最優平均站距模型、車站選取的覆蓋量模型與費用效益模型。
  9. In order to do this, a chaotic system is designed, in which, one of the unknown parameters is the measured value or parameter being estimated. between the parameter and the symbolic series corresponding to chaotic orbits of the system output, there should be a homologous relationship

    基本思想是設法構造一個混沌系統，將被測量或待估的參數作為系統中的某一未知參數，並在該參數與系統輸出的混沌軌道對應的符號序列之間建立起一一對應關系，用符號空間的距離測度來表示參數的變化。
  10. The differences in orbital morphologies due to different potentials is slighting, however, given a certain potential, for clusters that have perigalactic distance smaller than 1 kpc, some orbits may exhibit a chaotic behavior. the correlation between the metallicity of samples and the orbital morphologies is unclearly ; ( 4 ) it is found that the semi - major axis, apogalactic distance and azimuth period of 29 sample clusters are changed with their metallicity similarly, but a obvious correlation is seen between orbital eccentricity and metallicity. there is a fraction of 24 % of the sample clusters with eccentricities lower than 0. 4

    不同的引力勢模型對球狀星團軌道的具體形態影響不大，在給定的引力勢模型下，當某些星團的運動軌道穿越距銀心1kpc附近的區域時會出現「混沌」現象： （ 4 ） 29個樣本星團的軌道半長軸、遠銀心距和方位周期隨金屬度的變化規律基本相似，樣本星團的金屬度與其軌道形態之間的相關性並不明顯，然而軌道偏心率與金屬度有關，對于所選的暈族樣本星團而言，大約有24的樣本星團的軌道偏心率低於0 . 4 。
  11. Though the hill equation was improved it cannot satisfied with the long distance navigation. here is considering the main satellite the following satellite and the target satellite format a triangle in the space which was useful in the relative navigation. the orbit of the following satellite was resolved by calculate the hill equation

    盡管如此改進的hill方程依然不能滿足遠距離的相對導航，當從星在攔截目標星時，若目標星在攔截過程中發生軌道機動遠離主星，這里考慮到在已知從星軌道的前提下利用主從星以及目標星在空間形成的三角關系這一有利條件進行幾何法定位的研究，並通過數學模擬對其誤差大小進行了分析。
  12. Reduced the distance between gate and beacon in the 3rd mission in the illegal activity sequence for level 2 and 3

    等級2和3的「違法活動」任務中第三個系列任務中的加速軌道距離信標的間距被縮短了。
  13. There ’ re some shortcomings in the past audio system. firstly, audio channel is connected with an audio cable ; secondly, the installation in multi - room or long distance environment is complex ; thirdly, extra hardware and cable is needed in the management and monitoring of the audio content ; lastly, the audio routing is manually operated or by expensive audio routers, also, the reconfiguration of the audio system is complicated and time - consuming. in comparison with the past audio system, audio and control data can coexist in cat - 5 cable using etheraudio router ; the devices can be separatedly monitored through the ethernet ; audio can be transmitted to single destination or different destination ; audio routing can be easily finished by modifying address

    傳統的音頻系統中，音頻軌道都要與一條音頻電纜相連;多房間、長距離安裝復雜;音頻內容的管理和監控都需要附加硬體設備和電纜;音頻路由需要人工接線或昂貴的音頻路由器，系統的重新配置也是復雜而耗時的過程。 etheraudio音頻路由器可以利用5類線同時傳輸音頻和控制數據;音頻設備可以通過以太網獨立監控;音頻數據可以傳輸到單個或多個目的地;音頻路由可以通過更改地址信息輕易地完成。
  14. The program is designed for machine logistics. the present 5, 000 ton port with a 120 long pier and a 450 tons bearing ability crane, which can be adapted and transformed to be a port for machine logistics, especially for coastal industrial machines 80 mu land area can be provided

    該碼頭規劃為港口機械設備專業碼頭，目前現有5000噸級臨時碼頭1個，欖橋120米；軌道間距30米，總長220米；龍門吊一臺，高度23米，承重450噸，擬對臨時碼頭進行改造並引進生產港口機械設備項目，主要用於運輸大型臨港工業用設備，提供建設用地80畝，項目總投資2000萬美元。
  15. It is orbiting a star called gliese 876, 15 light years from earth, with an orbit time of just 1. 94 earth days

    這顆行星圍繞著一顆名為「格里斯876 」的恆星運轉，該恆星距地球15光年，繞軌道運行一周的時間約為地球上的1 . 94天。
  16. In 1766, titius von wittenburg developed an empirical formula for planetary distances. curiously, this formula not only fitted quite well with the known distances of the six planets from the sun, it also made room for a planet located between mars and jupiter. the notion of this unknown planet was further popularized by johann bode, then director of berlin observatory

    1766年，提迪奧斯提出了一條計算行星與太陽之間距離的經驗公式，這條公式不但可以得出當時已知的六大行星與太陽之間的大約距離，更顯示火星和木星的軌道之間，可能存在另一顆行星。
  17. 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，在星間無相對測量時，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交互，通過簡單的數學計算獲得星間相對姿態;方案二，利用類gps相對測量，建立了編隊衛星相對軌道運動和相對姿態運動模型及相對距離測量方程，推導了兩點相對軌道運動模型，設計了擴展卡爾曼濾波器及uscented卡爾曼濾波器，對相對位置、速度和姿態進行估計。
  18. With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings

    本文以北京地鐵八王墳車輛段地上超大結構（車輛段大平臺及其上的小區樓房）及其地基基礎為研究對象，在研究和分析有關資料的基礎上，用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型，並以列車振動加速度時程作為模型輸入，進行了地基?樁基礎?地上結構的整體動力學分析，分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響，得到了如下結論： （ 1 ）隨著與地鐵線路距離的增大，地面的振動強度有減小的趨勢； （ 2 ）地面豎直方向的振動強度較之水平方向的略大； （ 3 ）隨著與振源距離的增大，在水平方向上，地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小； （ 4 ）在豎直方向上，每幢樓各層端點的振動速度、加速度完全相同，表明樓房各層在豎直方向上的運動狀態一致； （ 5 ）各幢樓房豎直方向的振動強度比水平方向的大； （ 6 ）增加軌道彈性是減輕地面和地上建築振動的有效途徑。
  19. When digit signal orbital circuit is adopted in the equipment, which is used to transmit train - to - wayside information and location train position, the length of digital signal orbital circuit should be the minimal measure unit of distance interval between trains

    摘要採用數字軌道電路作?車地信息傳輸設備及列車定位設備時，列車之間的安全間隔距離必須以數字軌道電路的長度作?最小計量單位。
分享友人
分享到 Line

分享到臉書