base of trajectory 中文意思是什麼

base of trajectory 解釋
彈道基線
  • base : n 1 基底，基，根基，底座；底層，底子；（紀念碑等的）基址；（山）麓。2 【軍事】基地，根據地。3 根...
  • of : OF ＝Old French 古法語。
  • trajectory : n （拋射體的）軌道，彈道；流軌；【幾】軌線。 a curved [direct fire flat highangle fire low] traje...
  1. The doppler radar data processing of the first flight segment trajectory for the rocket - assisted and base bleed projectiles

    復合增程彈起始飛行段彈道測速數據處理方法
  2. At the case, the 9343 factory in jiangxi province improve navy 37millimeter gun shrapnel, but the army corps side bring forward that improved navy 37millimeter gun shrapnel and the old navy 37millimeter gun shrapnel must use the same firing table, in other words, the navy 37millimeter improved gun shrapnel and the old gun shrapnel keep the same ballistic trajectory in availability gunshot, therefore, the purpose of the paper, according to theory and experimentation study, confirm the better improved shrapnel project at the base of 9343 factory bringing forward the improved shrapnel project

    在此狀況下，江西9343廠對海37毫米制式榴彈進行了改進，但軍方提出今後改進的海37毫米艦炮榴彈必須與原制式榴彈通用射表，即海37改進彈與原制式榴彈在有效射程內保持彈道一致。因此，本文的目的就是通過理論與試驗研究，在9343廠提出的改進彈方案基礎上，研究確定出一致性狀態較佳的改進彈結構方案。
  3. The singularity of the optimal designed fine - tuning stewart platform is analyzed using this new genetic singularity analysis method. the results have shown that the fine - tuning stewart platform is singularity - free, which has laid a solid base for the high precision trajectory tracking of the ska

    採用實值遺傳演算法對優化的精調stewart平臺進行了奇異性分析，證明了所設計的精調stewart平臺在工作空間內不會發生奇異。
  4. The very important works by the researchers in the modeling and control for flexible manipulators are introduced ; the equations of the non - holonomic constrain and dynamics are formulated. on the base of dynamic model function derived by the planar two - link flexible manipulator, the model function can be obtained by coordinate transformation ; at last the control scheme based on model of the system is put in to use to insure track desired trajectory of joint angle

    在第四章中，首先，我們對柔性機械臂的動力學建模和系統控制問題做了比較全面的介紹；然後，運用lagrange方程並結合假設模態法建立了平面兩桿柔性空間機械臂系統的動力學方程。在此基礎上，通過坐標變換導出了以可測關節角為控制輸出變量的系統控制模型，基於此控制模型提出了柔性空間機械臂關節運動的動力學優化控制方案。
  5. 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。
  6. According to the newton ' s second law, the droplet trajectory equation is established, the flow field calculated by n - s equation is regarded as the base of droplet trajectory equation solved

    根據牛頓第二定理，建立了水滴軌跡方程，將解n - s方程得到的流場解作為水滴軌跡方程的定解條件。
  7. The integration of terrain following / terrain avoidance / threat avoidance is a new technique for the aircrafts to achieve low altitude penetration flight. and the trajectory programming technology is the important base of the design of control laws

    綜合地形跟蹤地形迴避威脅迴避是新一代低空突防飛行的關鍵技術，其中的航跡規劃技術是飛行器低空突防飛行控制律設計的重要依據，通過對航跡的規劃，使得飛行器緊貼地形輪廓安全飛行。
  8. And the effect of the work order of the two propellant units to the performance of the trajectory and the matching conditions to obtain the theoretical optimum trajectory is discussed too. according to the ballistic speciality of a hybrid base - bleed - rocket extended - range projectile during base - bleed and rocket work, its physical parameter is non - constant, such as its mass position of mass centre polar and equatorial moment of inertia. after a mulriple ballistic model of constant physical parameter is established, a mulriple ballistic model of continuous and non - continuous physical parameter is educed and the program is compiled, the theoretical tool is constructed to study othe other pivotal technology of a hybrid base - bleed - rocket extended - range projectile

    本文根據底排?火箭復合增程彈其底排燃減阻和火箭助推階段的質量、質心位置、轉動慣量等結構特徵參量變化的彈道特徵，在建立底排?火箭復合增程彈結構特徵參量為不變常量的多元彈道計算模型基礎上，導出了結構特徵參量為連續變化量和非連續變化量的底排?火箭復合增程彈多元彈道計算模型，編制了相應的計算機數值分析程序，構建了研究底排?火箭復合增程彈其它關鍵技術的理論工具。
  9. Then on the base of the computer model, the standard reentry trajectory guidance law is studied, and an approach to obtain the guidance coefficients by modifying the initial value through feedback bias repeatedly is put forward. simulations have proved the feasibility of the method

    在這個基礎上，本文對飛船再入標準軌道制導方法進行了研究，提出了一種利用制導參數偏差迭代求解反饋增益系數的方法，並通過大量模擬驗證了此方法的可行性。
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