軌道周長 的英文怎麼說

中文拼音 [guǐdàozhōuzhǎng]
軌道周長 英文
orbit circumference
  • 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） ...
  • 周 : Ⅰ名詞1 （圈子; 周圍） circumference; periphery; circuit 2 （星期） week 3 [電學] （周波的簡稱） c...
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 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. For example, if there is a planet orbiting around the neutron star, it will wobble a little and the pulses will come a little early or late. we can then deduce the mass and the radius of the orbit of the planet from the arrival time of the pulses. this is how the first extrasolar planet is discovered

    例如假若有一顆行星圍繞一顆中子星運行，它會令中子星出現搖動，引致脈沖的間隔變長或短，由此我們根據脈沖周期的變化，可推斷出行星的質量和軌道半徑，這亦是天文學家找出第一顆地外行星時所用的方法。
  2. Librations are primarily caused by the moon ' s varying orbital speed due to the eccentricity of its orbit : this allows us to see up to about 6 more along its perimeter

    振動主要地由月亮所引起正在由於它的軌道的古怪改變軌道的速度:這讓我們沿著它的周長見到達大約6更多。
  3. Most of the meteoroids of the leonid meteor stream concentrate in an elongated thin ribbon - like region. the stream orbits around the sun in an elliptical orbit with a period of about 33 years

    獅子座流星群聚集於一條狹長的區域內，以極為橢圓形的軌道環繞太陽運行，周期約為
  4. The major semiaxis a and p of the relative orbital motion are known.

    我們知道其相對軌道運動的主要半長軸a和周期p。
  5. The numerical computation for the secular variable of the semi - major axis, solar distance at perihelion, orbital periods and longitude of perihelion has been made for fifteen meteor streams by using the solution of gylden - meshcherckii equations

    利用g - m型變質量天體軌道根數變化方程的一階和二階解對15個流星群軌道半長軸、近日點距離、軌道周期和近日點經度因太陽質量損失造成的每世紀的長期改變效應做了數值計算，並得出計算結果。
  6. Our results show that, during the evolution of a binary system, the system widens as it loses mass, and the orbital period increase, while orbital eccentricity remains nearly constant, which can explain the distribution regulation of orbital elements of normal g - k giant and barium stars and the distribution character of the heavy - element abundances of barium stars

    計算結果表明，隨著星風吸積過程的進行，在星風質量損失階段系統軌道半長軸將增大，導致軌道周期增大，而偏心率變化不大，由此可以解釋普通紅巨星雙星系統和鋇星系統的軌道根數的分佈規律和變化情況以及鋇星重元素豐度分佈特徵。
  7. The " length of track calculation " section of the dialog allows you to choose the length of the displayed ground track ; you can either display a track for a single orbit of the object, or you can manually enter the length of the track, and the interval at which positions are to be calculated

    「軌道計算的長度」用於選擇需要顯示的地面軌跡的長度；你可以選擇繞地一周的地面軌跡，也可以通過輸入相應的軌道長度來顯示在一個時間段內的軌道地面軌跡。
  8. The major semiaxis a and p of the relative orbital motion are known

    我們知道其相對軌道運動的主要半長軸a和周期p 。
  9. Then in allusion to biased momentum wheel system, based on classical control system a pid controller was design about pitching channel. according to specialty of roll - yawing channel, this paper discuss long - time cycle movement and short - time cycle movement. when design the control method of long - time cycle movement, whiff thruster is used to assistant the control system. when design the control method of short - time cycle movemen, in order to sovle the problem of coundn ’ t abtain the angular velocity signal, nonminimum phase controller advanced by terasaki is used

    然後針對偏置動量飛輪系統，基於經典控制理論設計俯仰通道的pid控制律，根據滾動?偏航通道耦合的特點，分別討論了由軌道角頻率和章動頻率引起的長周期運動和短周期運動。其中長周期運動控制律設計時，結合了噴氣推力控制來輔助偏置動量控制;短周期運動控制中，為了解決不能獲得角速度信號的問題，採用terasaki提出的非最小相位控制器進行控制。
  10. In addition to the known characteristics of type v intermittency, such as the mechanism of the border - collision bifurcation and the logarithmic scaling behavior of the averaged laminar lengths, a new characteristic of type v iritermittency discovered in this system is the so - called " prelude phase - locking staircase to type v intermittency ", which does not show the traditional devil ' s staircase form

    除了v型陣發的已知特徵，如由邊界碰撞分岔導致周期軌道失穩，以及具有對數函數形式的平均層流相長度標度律等等之外，在這個系統中發現的一個v型陣發新特徵是非傳統魔梯形式的v型陣發前奏鎖相階梯。
  11. 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 。
  12. Different sampling periods of sensors and the recursive steps of initial states are investigated. the navigation precision with different condition such as different precision of sensors, different length of observation time are compared. then, three orbit types, consisting of low - altitude orbit, middle - altitude orbit and high - altitude orbit, are simulated respectively

    在pc機上首先分析敏感器采樣周期和濾波迭代次數對自主導航精度的影響，然後比較敏感器精度不同，觀測時間長短不同，軌道類型不同情況下所產生的導航誤差。
  13. The results show that the solar mass - loss extends the semi - major axis, the distance at perihelion and orbital periods of the meteor streams, especially, the extensive influence on the semi - major axis is not overlooked, but this influence on other orbital elements may be neglected

    其計算結果表明，太陽質量損失使流星群軌道半長軸每世紀的改變效應較明顯，它們同太陽距離的擴大影響值得關注，但對軌道周期的拉長每世紀的影響甚小，對近日點經度只有量級變化小到可以略而不計。
  14. The different galactic gravitational potential have not clear influence upon the perigalactic distance, eccentricity and uncertainty of orbital parameters, but which is significant for other parameters, such as the apogalactic distance, semi - major axis, radial period and azimuth period and so on ; ( 5 ) the monte carlo simulation show that : the distribution morphologies of the orbital parameters which are produced by simulation data are separated into three types : gaussian profile, semi - gaussian profile and non - gaussian profile

    不同的引力勢模型對近銀心距、偏心率和參數的不確定度等量影響較小，但是對遠銀心距、軌道半長軸、徑向周期和方位周期等參數影響較為明顯。 （ 5 ） montecarlo模擬的結果表明：根據模擬觀測數據得到的軌道參數的分佈形態大致可分為三類：高斯分佈、準高斯分佈和非高斯分佈；觀測數據對軌道參數的影響與樣本的選取、軌道參數的類型等有關。
  15. From the angle of economy cycle, the event is merely one of the unfavorable external factors, and economy will return to its own way of development. china should make good use of the opportunities and favorable conditions in the coming one or two years for long - term benefit from it

    從經濟周期角度看，它只不過是外界干擾因素之一，經濟最終會回到自己的發展軌道上來，中國要在這1 2年時間內抓住機遇，把握目前的利好形勢，以便長期受益。
  16. Magnetic levitation track extension longyanglu surrounding property will fall

    磁懸浮軌道延長龍陽路周邊房價將會下跌？
  17. That ' sdespite the fact that the distance changes minute by minute because the moon is in an elliptical 28 - day orbit ranging from 220 000 to about 252 000 miles from earth

    盡管事實上月球是在一個周長為28天的橢圓形軌道上運行，與地球的距離每分鐘都在變，在220 ， 000至252 ， 000英里不等。
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