隨機軌道 的英文怎麼說

中文拼音 [suíjīguǐdào]
隨機軌道 英文
random orbit
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 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） ...
  • 隨機 : random stochasticrandom
  • 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. Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications

    本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術，主要研究成果包括以下幾方面:首先，建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型，分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析，數學模擬結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上，提出了雙星定向精度衰減因子odop的概念，揭示了雙星定向誤差特殊表現的內部機理，對實際工程應用具有重要的指導意義。
  2. The mentally dense sequence have a series of the characteristic inscrutability that is the good and false random, orbital inscrutability and the sensitivity of the early value. etc. so it is very keeping with in digital signature application

    混沌序列由於具有良好的偽隨機性、軌道的不可預測性、對初值的敏感性等一系列特性，因此它非常適合在數字簽名中的應用。
  3. The stars within them appear to move in random orbits

    其內部恆星似乎是沿著隨機的軌道運動。
  4. The random particle - trace model simulate the turbulence diffusion

    顆粒的湍流擴散是通過隨機軌道模型來模擬的。
  5. Certain discrepancy remain between the simulation results and the experiment results, not only caused by the turbulent model, but also by the simplification of the inlet boundary condition and the mesh generation. modeling gas - particles interaction flows is complex. in this thesis, gas - phase transport equations coupled with the gas - particle interaction are derived based on the dsm turbulent models to handle the interaction of momentum and kinetic energy of turbulence between the gas and particles

    分離器內的固體顆粒運動採用涉及湍流擴散影響的隨機軌道模型和確定軌道模型，同時在湍流模型中加入了顆粒影響的源項，在流場計算的基礎上，模擬了不同直徑的顆粒在分離器內的運動規律及顆粒分離效率，並同理論和實驗得到的數據進行了比較。
  6. By analyzing the inter - satellite measurement net of walker constellation at some time in geometry and numeric, the correction of system error and random error caused by the change of orbit elements using different type of estimation of inter - satellite measurement net was provided quantitatively

    並通過對walker星座某一時刻的星間觀測網進行幾何分析和數值分析，定量給出了利用不同類型的星間觀測網對軌道根數變化引起的系統誤差和隨機誤差的修正情況。
  7. Second, the random variables in reliability analysis of the steel rail are discussed. these random variables include the wheel load, the stiffness of the rubber pad and the bed, the temperature stress and the fatigue ultimate strength of the steel rail. and their probability distributions and parameters are discussed thoroughly

    其次，對鋼軌可靠度分析中涉及的隨機變量如輪載力、軌下膠墊剛度、道床路基聯合剛度、溫度應力及鋼軌疲勞極限強度的概率分佈類型和統計特徵進行了詳細討論。
  8. By means of trigonometrical progression method and the mainline track spectrum, the sample function of the chinese mainline railway track random geometric irregularity is simulated. with the data obtained from track geometry inspection car on qinhuangdao - shenyang special line for passenger transport and arma time series model, the sample function of high - speed railway track random geometric irregularity are simulated. based on existing literature, the artificial bogie crawl waves at various different speeds are randomly simulated

    根據我國干線鐵路軌道譜，採用三角級數法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數；根據秦沈客運專線高速試驗段軌檢車資料，採用arma時間序列模型模擬了高速鐵路軌道不平順隨機樣本函數；在既有研究資料的基礎上模擬出各種速度客車構架人工蛇行波；用隨機變量描述道床橫向剛度，並進行了隨機模擬；將振動理論和穩定理論結合建立系統的分析模型和運動方程；根據monte ? carlo法編制了車輛?軌道耦合系統隨機振動分析程序，進行了無縫線路隨機動力響應分析，通過試驗對計算模型、計算方法進行了驗證。
  9. Application of stochastic trajectory model to nozzle two - phase flow calculation

    隨機軌道模型在噴管兩相流計算中的應用
  10. Hand - held portable power tools - measurement of vibrations at the handle - polishers and rotary, orbital and random orbital sanders

    便攜式手提動力工具.手柄振動測量.拋光和旋轉，軌道和隨機軌道砂輪機
  11. Standard for safety for hand - held motor - operated electric tools - safety - part 2 : particular requirements for sanders and random orbit sanders

    手持式電動工具的安全標準.安全.第2部分:打磨器和隨機軌道打磨器的特殊要求
  12. Hand - held portable power tools. measurement of vibrations at the handle. part 8 : polishers and rotary, orbital and random orbital sanders

    便攜式手持動力工具.手柄部位振動輛的測量.第8部分:拋光機和旋轉式，軌道式和隨機軌道式砂輪機
  13. So in the thermal calculation of 660mw class w flame boiler of hanfeng power plant, the soviet rules were used. to find the appropriate method of this boiler, various methods were used. through the comparison of the results, some useful suggestions of calculation were given

    本文採用k一雙方程模型、隨機軌道模型、雙反應兢爭模型、英國菲爾德模型及網路分析方法對w型火焰鍋爐爐內的流動、燃燒、傳熱進行了數值模擬。
  14. Numerical simulation on the gas - solid multiphase flow in new type pulverized coal impact rich / lean burner is presented in it. under the guidance of the theory of computer aid test ( cat ), the dissertation uses particle - particle random impact model and the fluctuating - spectrum - random - trajectory ( fsrt ) model to simulate the gas phase flow and the particle phase flow based on the lagrange approach, compared with experimental results, and reaches satisfied efforts

    在cat計算機輔助試驗理論的指導下，結合實驗研究，本文採用包括脈動頻譜隨機軌道（ fsrt ）模型、顆粒和顆粒的隨機碰撞模型等先進的氣固多相流模型，在高濃度氣固多相流動數值模擬這一前沿研究方面得到了很有價值的結果。
  15. Then, we use a simulation method to create a large number of radar measurement values, produce a quantity of random numbers using computer software and add them to the radar measurement values, we use kallman filtering method to calculate the location, velocity and trajectory coefficient of the target at the moment of the final tracking point, and use the numerical solving method of differential equation to calculate the trajectory, the location of the hostile artillery or the impact point of its own projectiles, finally, we calculate statistically the random error of the tracking system and analyze the location accuracy

    然後採用模擬模擬方法獲得大量的雷達測量值，由計算機軟體產生大量的隨機數，加入雷達測量值中，用卡爾曼濾波法計算出最後跟蹤點時刻的目標位置、速度和彈道系數，再用微分方程數值解法計算出整個彈道軌跡、計算出敵方炮位的位置或己方炮彈的落點，最後統計出跟蹤系統的隨機誤差，分析定位精度。
  16. This conception destroy the deterministic image of classical physics and shows that the trajectories of deterministic equations of motion are in a sense random and unpredictable

    而經典混沌的概念打破了經典物理學中的確定性圖像，指出運動的確定性方程給出的相空間的軌道也可能是隨機的，不可預測的。
  17. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計，該航跡產生器是研究組合導航問題的前提，從國外一些研究組合導航系統的文獻中可以看出，設計這樣一個航跡產生器是非常必要的，所以本文自行設計了這樣一個系統；還討論了捷聯慣性導航系統中捷聯解算的方法，並進行了模擬研究，由於在本文設計的閉環反饋式組合導航系統中，對捷聯慣導系統的平臺誤差進行閉環控制，需要將濾波器輸出的校正量反饋到捷聯解算內部，所以必須對捷聯解算進行深入的研究和分析，更何況捷聯解算問題本身也是導航界的一個熱門研究課題；另外，本文還介紹了gps軌道及其星座模擬的設計思想和方案，與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始，逐步進行gps軌道及其星座模擬，這樣的設計方法對從事衛星導航的研究工作是有價值的；還對組合導航中誤差建模方法進行了研究，綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法，並運用實際研究工作中的測量數據對該方法進行了驗證。
  18. Fluctuating - spectrum - random - trajectory ( fsrt ) model is used to solve two - phase flow

    在計算兩相流動的時候，用的是脈動頻譜隨機顆粒軌道模型（ fsrt ） 。
  19. At first, a method for controlling chaos is studied, which is based on phase switching modulation. the n - scroll chua ' s circuit is controlled to its fixed point as well as periodic orbits by using switching modulation on one its phase. its mechanism of control is analysed using the change of the max lyapunov exponent when the system is controlled

    首先，通過對多渦卷蔡氏電路中非線性特性函數的相位進行開關調制，把多渦卷蔡氏電路由混沌狀態控制到其平衡態和周期軌道，並用控制后系統的最大lyapunov指數隨時間的轉變闡述了其控制機制。
  20. Abstract : the track vertical profile irregularity is regarded as stationary ergodic gaussian random processes. the vertical radom vibration of vehicle and track is computed on the basis of vehicle track coupling dynamic fem model. the analysis of system response is made in the time and frequency field

    文摘:將軌道高低不平順視為平穩各態歷經隨機過程5 ，利用車輛-軌道耦合動力有限元計算模型，對車輛-軌道系統垂向隨機振動做了計算，在時域和頻域內對系統響應作了分析。
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