high orbit 中文意思是什麼
high orbit
解釋
高軌道-
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。 -
Dynamic model of satellite is built up with astronomic method, and a short - arch forecast arithmetic of satellite orbit in short arch with single site is given, which is of high precision when only angle data is available
本文使用了天文方法建立了人造衛星運動的數學模型，給出了一種只使用單站短弧段測角數據對人造衛星軌道進行高精度預測的演算法。 -
Studies on the optimum beam orbit correction for high energy electron linacs
高能電子直線加速器束流軌道校正的優化研究 -
Japan ' s space agency said nearly two weeks ago that its lunar probe was in high orbit over the moon and all was going well as it began a yearlong project to map and study the lunar surface
日本的空間機構說在2周前發射了一顆月球探測器，在月球軌道上用於環繞月球繪制地區和研究月球表面。 -
Based on the theory of software architecture, the hierarchical structure is used for designing the software system because the aocs demands real - time and high reliability. the integrated environment for software cross - development of vxworks is used for simulating the schedule of several multi - tasks, the managing of work mode and the communication among the modules. an approach of software architecture for the attitude and orbit control system of satellite is developed in this paper, which is based on a deep study and analysis of modern software techniques
本文運用軟體體系結構的理論，通過對多種軟體體系結構的分析比較，針對衛星姿軌控系統實時、高可靠、復雜等特點，採用層次結構方案進行了體系結構設計，並運用實時操作系統vxworks的集成開發環境，完成了姿軌控系統多任務調度管理、工作模式管理和應用模塊間相互通信的模擬實踐。 -
The steel bar produced in our country is not good as that produced by steel developed country in terms of mechanic character, dimensional accuracy etc. it is important to produce high performance and dimensional accuracy steel bar for the marketplace and link orbit of international marketplace
我國生產的鋼筋在機械性能、產品尺寸精度等與鋼鐵發達國家相比還存在著一定的差距，為了滿足市場需求，盡快與國際接軌，生產出機械性能好、尺寸精度高的鋼筋顯得十分重要。 -
The research uncovered the facts that, in the design of space vehicles, the single event effects induced by high - energy protons and iron ions in space must be taken into account seriously, the proper hardening measures must be taken to protect the electronic devices from disfunction. it is also suggested that, for the low - orbit satellites, the south atlantic anominal zone should be avoided
宇宙高能質子和鐵離子的單粒子效應在航天任務設計中需要重點考慮，空間應用的電子學元器件，必須進行適當的抗輻射加固，在設計低軌道衛星軌道時必須設法避開南大西洋異常區（ saa ） ，航天任務設計中還需要掌握太陽質子事件總體上11年為周期的特性。 -
Both advantages of rocket engine and air - breathing engine are integrated into one kind of propulsion system, called rocket - based - combined - cycle ( rbcc ), which has multiple operating woke modes, including ejecting, subsonic combustion, supersonic combustion and rocket mode, with each mode operating at varying flying stage. rbcc has prominent potential of high efficiency and low cost, and so it is recognized as an advanced propulsion system of future single - stage - to - orbit reusable spacecraft and hipper - sonic missile. it has been broadly investigated in foreign countries and has been progressed into small and full - scale flying stage
火箭基組合動力循環（ rbcc ， rocketbasedcombinedcycle ）將傳統的火箭發動機和吸氣式發動機的優點集中組合到一個具有多種工作模態（包括引射、亞燃、超燃及火箭模態）的發動機里，在不同的飛行階段啟用不同的工作模態，因此具有大幅提高航天推進系統經濟性與高效性的潛在優勢，並可能發展成為下一代單級可重復使用航天器以及高超聲速導彈武器的動力系統。 -
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? ?降雨一系列低軌道衛星相連，使人在任何時間和任何地點都能交談、發送和接收電子郵件或參加電視會議。 -
Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays
二、具體研究工作的系統報告，主要集中在以下幾方面：研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型，為小范圍的單頻用戶服務；研究如何實時分離gps觀測中的儀器偏差與電離層延遲；研究如何建立較大區域的電離層格網模型，進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律；研究單頻用戶在不利條件下，如何更好地利用電離層延遲改正信息；研究利用gps監測隨機電離層擾動的基本理論和框架方案；研究如何綜合顧及電離層的周日、季節和年變化，進一步提高利用gps模擬電離層延遲的能力；研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。 -
A simulation system of high precision orbit propagation is constructed in the integrated environment of matrixx, and some problems on the applications of matrixx in aerodynamics are discussed
本文利用matrixx對衛星精密軌道預報進行了模擬實現，並討論了matrixx在航天動力學的應用問題。 -
The target in orbit was heading south, so the intercept involved an extremely high - velocity, nearly head - on collision, sources said
軌道上的目標正向南飛行，因此導致攔截完全是高速的、幾乎迎頭相撞的。 -
A combined environment which consists of charged particle radiation and ultraviolet ( uv ) radiation exists in the medium and high earth orbit
在中高軌道上，存在著帶電粒子輻射、紫外輻照等組成的綜合輻射環境。 -
When navigation accuracy is highly expected, the sensor with higher accuracy should be chosen and the observation time should be longer, especially in high - altitude orbit
當對導航精度要求較高時，軌道越高，尤其在高軌道類型中，應盡可能的選擇精度高的敏感器以及盡量長的觀測時間。 -
Ccd star sensor with a high accurary and precise mathematical model of starlight passing through the upper atmosphere is used to indirectly sense ths earth horizon, such that the attitude and orbit of the satellite can be accurately determine
這種導航方案利用高精度的ccd星敏感器，結合星光穿越大氣的較精確的數學模型，來間接敏感地平，從而實現對衛星的精確定位和定姿。 -
While the death star was forced to orbit a target world before firing its superlaser and annihilating the planet, the galaxy gun fired giant, high - yield explosive projectiles into hyperspace
與死星在超級激光聚能並開火毀滅目標行星之前要首先進入並環繞該行星軌道不同，銀河之槍直接向超太空發射出巨大的，高能量爆炸性的發射彈。 -
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。 -
Precision controls of primary propulsion, orbit control, high precision attitude control and stationkeeping on micro - satellites are required, which appeals for more advanced in orbit propulsion technologies, with low volume and weight, high isp
對于微、小衛星上的主推進，軌道控制，高精度姿態控制等任務，要求應用於微、小衛星的推進技術具有重量輕、體積小、比沖高等特點。 -
With advantages of simple and reliable in structure, high isp and easy control over a wide range of thrust, pulsed plasma thruster （ ppt ） is very suitable for micro - satellite ' s orbit control and high precision attitude control
脈沖等離子體推力器（ ppt ）具有結構簡單可靠，比沖高，推力在較大范圍可控的特點，適合用於微、小衛星軌道控制和小衛星高精度姿態控制，其研究和應用得到了重視。 -
High precision orbit propagation is the basis of the study of orbital dynamics, and the application of general engineering simulation platform, such as matrixx, matlab, will increase the efficiency and reliability of simulation
衛星精密軌道預報是衛星動力學研究的基礎，而成熟的通用工程模擬平臺，如matrixx 、 matlab的應用將使模擬計算的效率與可靠性提高。
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