俯仰角的變化 的英文怎麼說

中文拼音 [fǔyǎngjiǎodebiànhuà]
俯仰角的變化 英文
angular in pitch displacement
  • 俯 : Ⅰ動詞（低下） bend down; bow Ⅱ副詞[敬] （舊時公文書信中用來稱對方的動作） deign to; condescend to
  • 仰 : Ⅰ動詞1 （臉向上） face upward 2 （敬慕） admire; respect; look up to 3 （依靠; 依賴） rely on ; d...
  • 角 : 角Ⅰ名詞1 （牛、羊、 鹿等頭上長出的堅硬的東西） horn 2 （古時軍中吹的樂器） bugle; horn 3 （形狀像...
  • 的 : 4次方是 The fourth power of 2 is direction
  • 仰角 : [數學] elevation; angle of elevation; angle of gradient; angle of altitude; [軍事] quadrant eleva...
  1. In this dissertation, radar detection in hrr has been taken as background. the followings are main contents of this dissertation : ( 1 ) based on analyzing the targets and the clutter ’ s specific characteristics of hrr radar, the echo models of targets and clutter have been studied respectively ; the changes of targets ’ echoes in different elevation angles, azimuth angles and attitude angles have been analyzed ; then, the echo models of lfm radar clutter have been established

    本文針對高距離分辨雷達目標檢測開展研究，主要完成了以下幾方面的工作: （ 1 ）分析了高距離分辨雷達目標和雜波回波特徵，在此基礎上分別研究了高距離分辨雷達目標和雜波的回波模型，分析了不同俯仰角、不同方位角以及不同姿態下目標回波模型的變化，並建立了線性調頻脈沖壓縮雷達的雜波模型。
  2. To solve the problems caused by the varieties of the missile dynamics with the difference of flight height, velocity and attitude angle in modeling the missile, in this thesis, the theory of variable structure model reference adaptive control is used to design a pitch channel autopilot based on a longitudinal missile model, the status equation using the measurable parameters of load and angular rate is established, and the methodology to choosing the reference model is discussed also, and the performance of the controller is analyzed by means of simulation

    為了解決攔截彈氣動參數隨飛行高度、速度、姿態的不同，變化范圍大，控制系統難以準確建模的困難，基於縱向平面攔截彈模型，採用模型參考變結構控制理論設計了俯仰通道姿控復合控制系統，以可測量變量過載和角速度作為狀態量建立了系統的狀態方程，討論了參考模型的選擇方法，並對系統的性能作了模擬分析。
  3. In the following part, trajectory design and computation are given, including fight scheme and control & navigation laws. through the design and computation, the profile of attack angle, trajectory angle and pitch angle are designed. these works provide theoretical fundamentals for dynamics analysis and practical trajectory design

    第三部分內容是對導彈的彈道進行設計與計算，給出導彈在各段的飛行方案或導引規律。設計出導彈在整個飛行過程中的質點彈道，迎角、彈道傾角和俯仰角等參量在導彈攻擊目標過程中的變化規律，為進一步的質點系彈道和動態分析提供理論基礎。
  4. This paper, in advantage of modern control theories, designed the pitch control system and the altitude holding system of the x armed helicopter, and present digital simulation, coupling analysis, sensitivity analysis, system performance analysis under different input and initial condition

    本文應用現代控制理論設計了某型武裝直升機的俯仰角控制系統和高度保持系統，並進行了數字模擬、耦合分析、飛行狀態變化對控制系統性能的影響分析，及在不同輸入初始條件下的系統性能分析。
  5. Their weights vary with the velocity of the platform and the requirements of the precision and the data - rate of the ins or gps are very high at the beginning the distribution of the space - time spectrum of the clutter is studied

    一方面，主瓣雜波的帶寬和斜率隨著掃描方位角的變化而變化；另一方面雜波的二維分佈隨著距離或俯仰角的變化而變化。
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