計算軌道 的英文怎麼說
中文拼音 [jìsuànguǐdào]
計算軌道
英文
calculated orbit- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 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) ...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
- 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 (...
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Because it ’ s hard to get radiation - harden hardware overseas, so the software fault tolerance techniques are significant for our national space enterprise. the computer platform of 863 plan project ” micro intelligent free - flying space robotic system ” consists of cots component. the orbit and the radiation environment of the robot are similar to ones of the argos satellite, and the system is required to have high reliability. therefore it ’ s necessary to applied the software fault tolerance techniques into the system to improve the anti - radiation capability after the techniques been verified valid
因為我國很難從國外獲得輻射加固的硬體,所以,這項軟體容錯技術對我國航天事業的發展具有較大意義。 863計劃項目「小型智能飛行機器人系統」所用的計算機平臺採用商用器件,其衛星的運行軌道與argos衛星軌道近似,面臨的輻射環境與argos衛星相似,要求具有高可靠性。因此,小型智能飛行機器人系統有必要在驗證sihft技術有效的基礎上,應用軟體容錯技術,提高其空間抗輻射能力。Finally, when in orbit round the earth, the calculators calculate exactly when to fire the retro-rocket to effect re-entry.
最後,在圍繞地球的軌道運行的時候,計算機會精確地計算出應該在什麼時候發射制動火箭以重返大氣層。In order to calculate the orbit of the satellite, we established satellite movement model based on celestial mechanics and spaceflight dynamics
為滿足衛星軌道遞推計算需要,根據天體力學、航天動力學理論,建立起二體條件下的衛星軌道動力學模型。Orbit non - friction ball valve is a new type of valve and realizes non - friction switching and metal pressurization of the valve by cam mechanism. this paper researches the design of orbit non - friction ball valve mechanism and its computer aided design. the main work and the result are as follows : the author puts forward the kinetic analysis method of orbit non - friction ball valve, analyses the track and motion space of the conglobulation for switching etc, and brings forward rule of its configuration design, designs its assembling body and all the part
本論文對軌道式無摩擦球閥機構設計及計算機輔助設計系統進行了研究,取得了以下幾方面的成果:提出了軌道式無摩擦球閥的運動和動力分析方法,完成了球閥啟閉運動軌跡、球體運動空間以及主要零部件的受力等分析,進一步提出了球閥結構設計的準則,完成了球閥裝配件及所有零部件圖的設計。Orbital calculation of g spectral type globular clusters in the galaxy
型球狀星團的軌道計算So combine the item of “ space targets surveillance photoelectricity telescopes arrays system ”, this thesis does research in developing space targets visualization system. the main achievement in this thesis can be summarized as follows : 1. expatiate e the basic theory of satellite track dynamic, analyse the orbit characteristic of two - body problem and launch window, subastral point calculation, visibility and coverage analysis, two - line element sets
本文結合「空間目標監視光電望遠鏡陣系統」課題,進行了空間目標可視化系統的設計和研究,主要作了以下幾方面的工作: 1 、闡述了衛星軌道動力學的基本原理,分析了二體軌道特性和發射窗口的基本特性,星下點軌跡計算、可見性和覆蓋分析和兩行根數。It is also used for the difference between the observed position of an object ( minor planet or comet ) and the position calculated from an orbit
該術語也用於描述觀測的某天體(小行星或彗星)的位置與軌道計算值之間的差別。In addition, the trajectories of oil droplets entering the hydrocyclone were computed by using the particle obit model. thereby the separation efficiency of the hydrocyclone can be obtained
另外,本文用顆粒軌道模型計算了進入水力旋流器的油滴顆粒運動軌跡,在此基礎上,得出了水力旋流器的分離效率曲線。Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity
該模型的主要特點是: ( 1 )它採用了三尺度復合表面模型的思想來計算海面的電磁散射,考慮了中等尺度波對紋波的進一步調製作用,彌補了傳統雙尺度模型的不足; ( 1 )它考慮了海浪的傾斜調製作用、流體動力調製作用和流場對雷達截面的調製作用,實現了用統一的模擬模型對四種艦船尾跡特徵進行成像模擬; ( 3 )它把海面長波的軌道速度作為基本的動態成分,並依此來考慮海面運動對sar回波信號的影響。Abstract : the magnetic moment of a hydrogen atom is calculated by using the solution of the relativistic wave equations. it is shown that the so called total magnetic moment are produced from the electron orbit motion. these results show that the total angular momentum j is actually the relativistic orbital angular momentum
文摘:利用氫原子的相對論性波動方程解計算了氫原子的磁矩.結果表明,現行量子理論中所謂的總磁矩實際上都是由電子的軌道運動產生的,由此提出了所謂的總角動量實際上是相對論性軌道角動量的看法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。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And calculated the anomalous precession of the orbit of mercury
計算出水星軌道進動的Abstract : in this paper, the environment of charged particle from cosmic ray which can induce the hard and soft error on micro - electronics was discussed. employing widely used model and our latest work, we calculated the distribution of cosmic ray in low earth orbit and discussed the model and its application
文摘:本文主要討論了在近地空間能夠引發微電子系統故障的宇宙線帶電粒子環境問題,參照國外轅為成熟的模式和我們最新的工作,對近地軌道的宇宙線強度進行了計算,並就模式的應用和存在的問題進行了討論。3. expatiated on the application theory of basic orbit, including subastral point calculation, visibility analysis, coverage evaluating and spacecraft life - span estimate
3 、闡述了基本軌道應用分析理論,包括星下點軌跡計算、可見性分析、覆蓋評估和軌道壽命估算。Interference to csrh and forecast from synchronous orbit satellite, and interference due to low and middle orbit satellite are analysed
計算了同步衛星干擾及干擾時間預測,也分析了中低軌道衛星干擾問題。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軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,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軌道交通使用的地下隧道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相互影響,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軌道交通的地下隧道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 )相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 )不同狀態下相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。In this process, the thesis discusses detailedly the method which can improve the resolving power in measuring component and can deal with the probe circuit, and puts forward the design method of applied circuit. then the thesis discusses the methods of line and circle interpretation
接著又討論了計算機數控系統的控制策略,主要包括:知道預定軌跡的直線與圓弧插補的方法、連續掃描系統的控制策略、 pid調節器的設計及pid參數的整定方法等。First, the domestic status quo of track inspection and the overseas development of track inspection device are introduced in the thesis. based on the introduction, three schemes to monitor the track irregularity by means o f photoelectric inspection technology are put fonvard in the thesis : using photosensitive diode, using ccd array wfth computer, using ccd array with single chip computer
論文首先介紹了國內軌道檢測的狀況和國內外軌道檢測設備的發展,分析了各種設備的優劣,並在此基礎上提出了採用光電檢測技術對軌道不平順參數進行檢測的三套方案:光敏二極體陣列方式、線陣ccd結合工業控制計算機方式和線陣ccd結合單片機方式。Chapter 3 discusses the method to design format orbit by using hill equations and studies the precision of this method through simulate
第三章提出了利用hill方程設計編隊隊形及計算軌道參數的方法。通過模擬分析了hill方程設計編隊隊形的精度。分享友人