飛矢 的英文怎麼說

中文拼音 [fēishǐ]
飛矢 英文
flying arrow excrementdungfeces
  • 飛 : Ⅰ動詞1 （鳥、蟲等在空中活動） fly; flit 2 （利用動力機械在空中行動） fly 3 （在空中飄浮遊動） fly...
  • 矢 : Ⅰ名詞1. （箭） arrow 2. （尿） excrement; dung; feces 3. （姓氏） a surname Ⅱ動詞（發誓） vow; swear
  1. The average flight time becomes a second vector

    平均的飛行時間做為第二個矢量。
  2. A mathematical model reflecting the tilt rotor unsteady and nonlinear aerodynamic characteristics in the longitudinal channel is presented in the paper. in the full flight envelope, the rotor thrust continues tilting and the aerodynamic forces of each component change as a function of airspeed and nacelle angle

    在整個飛行包線內，旋翼的推力矢量方向不斷變化，飛機各部件的氣動力隨發動機短艙傾角和空速的變化而變化，因而飛機的飛行動力學有很強的非定常、非線性特性。
  3. The application of thrust vectoring control technology makes the aircraft possess the ability to fly in post - stall domain, therefore the flight envelope is extended

    推力矢量控制技術在戰斗機上的應用，使戰斗機有能力進入過失速飛行領域，使飛機的飛行包線得以擴展。
  4. The performance of ac variable speed drive system has been improved greatly since field - oriented control is applied

    矢量控制使交流調速系統的性能產生了質的飛躍。
  5. The total auto symbol recognition disposition method proposed in this paper can deal with the problem which converts papery of aircraft theory graphics or system graphics into vectorgraphs which can lose some useful information. furthermore, the display technique with multi - level buffer not only resolves the problem of high - speed for aircraft theory graphics or system graphics in cbt, but also ensures scrolling and zooming in / out smoothly and avoids the flashing phenomenon efficiently

    目前紙質的飛機系統圖、原理圖矢量化方法用基本的矢量圖元按其位置來再現原始圖，從而導致矢量后圖中各符號整體信息丟失問題，該文提出的自動符號識別方法可有效地解決該問題，此外改進多級緩沖顯示技術不但可有效地解決cbt中系統圖、飛機原理圖的快速顯示，而且也保證圖形可連續光滑滾動和消除放縮拖動時屏幕閃爍現象。
  6. If everything is either at rest or moving when it occupies a space equal ( to itself ), while the object moved is always in the instant ( in the now ), the moving arrow is unmoved

    （如果每一個物體當它占據與自己相同空間時，不是靜止不動就是在運動中，然而，在一瞬間物體已經運動完成，所以飛矢不動。 ）
  7. In the helicopter example, the eight flight times become the raw data vector

    在紙飛機的實例中， 8次飛行的時間成為原數據矢量。
  8. They looked poor and helpless, and the arrows were showered upon them on the day they came out from their master ' s hall

    他們顯得無助、可憐，當他們從他們主公的明堂走出的那一天，如雨的箭矢向著他飛射。
  9. After the theory of the generalized point photogrammetry is introduced, its applications are presented, including computer of image parameter from vanishing point and modelling by single image, determination of image parameters by matching between vector and image, inspection of sheet - metal part and determination of plane pose by contour line matching

    論述了廣義點攝影測量理論，介紹了其應用，包括由滅點計算影像參數及單像建模，由矢量與影像的匹配確定影像的參數，鈑金件的檢測與由輪廓線匹配確定飛機的姿態等。
  10. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。
  11. The white wolf ran from it, a white arrow flying past the ice, racing toward the cave of night where the sun had hidden, his breath frosting in the air

    白狼飛奔開去，猶如一支掠過冰雪的白矢，射往落日藏身的夜之洞穴，氣息在空中凝成了霜。
  12. The application background of thrust vectoring technology on aircraft and its advantages are analyzed. the main characteristics of some type of vectoring nozzles are discussed, the expression of thrust vectoring force and moment are set up. then, the nonlinear motion equations of aircraft with three axes of thrust vectoring are deduced

    本文主要針對推力矢量飛機非線性飛行控制的理論和應用問題進行了一定的探索和研究，進行的主要工作有： 1 、研究了推力矢量在飛機上的應用背景和收益，分析了現有推力矢量噴管的主要形式和特點，給出了推力矢量力、力矩的數學模型，並在此基礎上推導了帶三軸推力矢量飛機的非線性運動方程，為控制律的設計奠定基礎。
  13. In paper, reaching the aim, firstly, we have researched thorough about symbol recognition and theory understanding relative theory and technology, and basing on those theory and technology, we adopt the based global characteristic symbol recognition and engineering drawing understanding algorithm which can automatic convert the vectorgraph which doesn ’ t include the relative physical information into the vectorgraph which includes the relative physical information. secondly, researching about the 2d computer animation technology and combine the cbt system, we have presented the new path animation model which include the union path description, animation pattern and time - velocity and time ? distance parts

    為達到上述目標，本文首先對目前圖形符號識別技術進行系統的、較深入的分析，結合民航飛機原理圖特點採用基於全局特徵的符號識別演算法對原理圖進行符號處理，並以此為基礎改進了基於圖的方法和全局知識的語義分析方法相結合的原理圖理解演算法，可將無序的矢量圖轉化成高層的知識表示，為動畫製作提供素材，為后續的電路完整性檢測及動畫自動播放提供相應的知識支持。
  14. Fpv flight path vector

    飛行航徑矢量
  15. Using this method, the flight control law which suits to the vectored aircraft flight in post - stall domain is designed in this paper

    運用這種方法對推力矢量飛機進行了適用於過失速機動的非線性飛行控制系統設計。
  16. The results show that there are no un - receptible responses when the post stall maneuver modes are applied, and agility is raised significantly

    試驗結果表明，使用的4種過失速機動控制模式沒有不可接受的操縱響應，飛機採用推力矢量控制后敏捷性明顯提高。
  17. The results show that the control law can control vectored aircraft to accomplish post - stall maneuvers very well and it is very robust to model uncertainty. 4

    模擬結果表明，該控制律能控制推力矢量飛機順利完成過失速機動，對系統模型的不確定性具有較強的魯棒性。
  18. For researching the flight test techniques of thrust vector controlled aircraft, dynamic models of thrust vector controlled aircraft were established, four post stall maneuver control laws were designed with the dynamic inverse method, tested and investigated according to a standard evaluation maneuver set ( stems )

    摘要為研究推力矢量飛機的試飛技術，建立了推力矢量飛機的動力學模型，用動態逆方法設計了4種過失速機動控制律，並在地面飛行模擬器上參考標準評估機動動作集（ stems ）進行了飛行模擬試驗研究。
  19. Investigation of flight dynamics of thrust vectoring aircraft using extended continuation methods

    應用擴展連續演算法研究推力矢量飛機動力學特性
  20. Thrust vectoring is the key technique for the modem fighter with agility and post - stall maneuver ability and good flight quality. and now it is the necessary technique for the fourth generation fighter and hot technique for the performance improvement for the third generation fighter

    推力矢量技術是現代戰機具有敏捷性、過失速機動能力、良好的飛行品質的關鍵技術，其已成為第四代戰斗機的必備技術和第三代戰斗機改型的熱門技術，得到了越來越多的重視。
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