航向保持 的英文怎麼說

中文拼音 [hángxiàngbǎochí]
航向保持 英文
control of heading
  • 航 : Ⅰ名詞（船） boat; shipⅡ動詞（航行） navigate （by water or air）; sail
  • 保 : Ⅰ動詞1 （保衛; 保護） defend; protect 2 （保持） keep; preserve; maintain in good condition 3 （...
  • 持 : 動詞1 （拿著; 握著） hold; grasp 2 （持有; 保持） keep; hold 3 （支持; 保持） support; maintain 4...
  • 航向 : azimuth; heading; course （of a ship or plane）; desired track
  1. Starting from an altitude of no less than twenty ( 20 ) meters and on a heading parallel to the flight line, with the helicopter inverted and to the pilot right, start your autorotation

    機頭保持與航道平行，且高度不得低於20公尺，直升機保持倒飛姿態，向操控者的右側開始執行熄火降落。
  2. The viking longboats that arrived here in 982 relied on the stars and the sun to maintain their orientation

    斯堪的納維亞人的海盜小艇在公元982年就抵達格陵蘭島，他們能保持航向靠的只是星星與太陽的位置。
  3. By this time we had got so far out of the run of the current that we kept steerage way even at our necessarily gentle rate of rowing, and i could keep her steady for the goal

    到目前為止，我們已經完全不受湍流左右了，只需用必要的平穩的速度劃槳，即可保持這個航向，而我也將舵掌得既穩又準了。
  4. The research on autonomous navigation and orbital keeping technology of geosynchronous satellites : selecting position vector in the inertia space and longitude, latitude, radial errors in the hill equation as state variables, the precision of orbit determination caused by track dynamic model error, sampling period, and sensor measurement and install error is analyzed

    同步衛星自主導航與軌道保持技術研究：分別選取慣性空間位置矢量和採用hill方程表示的經、緯、向徑誤差作為狀態量，分析軌道動力學模型誤差、采樣周期以及敏感器測量、安裝等誤差對定軌精度的影響。
  5. Prior to impact, there was two times where aircraft closed within three to five feet of my aircraft. we were definitely concerned at this point, but we were heading away. we were heading about 070, holding altitude

    在碰撞前，有兩次中方飛機都在距我的飛機3英尺到5英尺以內。我們那時當然擔心，但我們正在離開。我們的航向約是東北方位70 ，高度固定，在保持飛機平穩。
  6. Astronauts look weightless because they are in continuous freefall towards the earth, staying aloft because of their horizontal motion

    宇航員之所以看起來無重力是由於他們處于向地球的持續下落中，而保持高高在上則是由於他們的水平運動所致。
  7. The control laws of longitudinal and lateral - directional autopilot modes are designed based on root locus theory. the control laws of altitude holding mode, heading holding mode, auto - throttle control and air speed holding mode are designed as well

    研究了無人機的飛行控制技術，利用根軌跡法設計了無人機的縱向與側向姿態保持控制律，設計了高度保持、航向保持、自動油門及速度保持控制律。
  8. Traditional ship direction keeping and rolling stabilization are referred to be two different problems

    傳統的船舶航向保持和橫搖穩定是分別作為兩個獨立的問題來處理的。
  9. The thesis analyse the error and the feasibility of the system. because the precision of position and direction is related with the precision of the heading and the distance, the thesis discuss the method of obtaining the distance using milemeter, water milemeten engine ' s rotate speed and accelerometer, and the method of obtaining the heading using the combination of the gyrocompass and the digital compass. then the thesis introduce the details of the system realization, include the hardware and the software

    由於航位推算的精度與航程和航向的精度直接相關，因此，論文討論了用里程計、水速表、引擎轉速或加速度計等獲取里程的方法，用航向保持器和數字磁羅盤組合的方法獲取航向角的方法（初始尋北由數字磁羅盤來完成） ，這為採用數據融合方法提高航程和航向精度打下了基礎。
  10. Cyh4536 ， huanghua tower ， descend and maintain 2100 meters ， reduce speed to 220 knots ， turn right heading 300 due to separation

    黃花塔臺，下到2100米保持，表速調到220 ，由於間隔右轉航向300 。
  11. Maintain present heading for a while

    保持一會兒現在航向。
  12. However, since the " line of sight " to the target is in motion, the missiles must develop a continuous lateral acceleration to stay on the beam

    然而，由於目標瞄準線處于運動之中，所以導彈必須具有連續的橫向加速度才能保持正確的航向。
  13. Turn right heading 330, maintain 600 meters ， clear for ils approach runway 36 ， report established, csn3124

    右轉航向330 ，保持高度600米，可以36號盲降進近，建立盲降報告。
  14. Csn3124 ， position 25 km southeast of field, turn right heading 330 ， maintain 600 meters ， clear for ils approach runway 36 ， report established

    現在位置在本場東南方向25公里，右轉航向330 ，保持高度600米，可以36號盲降進近，建立盲降報告。
  15. Csn3141 ， position 20 kilometers south of field ， turn right heading 330, descend and maintain 600 meters ， clear for ils approach runway 36 ， report established

    現在位置本場南面20公里，右轉航向330 ，下到600米保持，可以36號盲降進近，建立盲降報告。
  16. The permanent magnet brushless dc motor is a dc motor using electronic commutation in place of mechanical commutation in fact, so it has excellent characteristics of dc motors, for example good start and timing performance. it simplifies the motor ' s structure and overcomes the friction disadvantages of ordinary dc motor because it does n ' t use mechanical commutation. it is extensively used in aviations, robots, digital machine tool and so on

    永磁無刷直流電動機實際上是以電子換向代替機械換向的直流電動機，因而保持了直流電動機的優良特性，具有較好的起動和調速性能，又因它無需機械換向器使電機的結構簡單，可以從根本上克服一般有刷直流電動機易於產生換向火花的弊病，在航天、機器人、數控機床等許多工業領域已得到廣泛應用。
  17. Course keeping ability

    航向保持能力
  18. The control principle of airspeed keeping, altitude keeping, course keeping and swerve control is analyzed, too

    進行了空速保持、高度保持、航向保持和轉彎控制等控制律的詳細分析。
  19. Considering the shortcomings in the genetic algorithms, some improvements are proposed in order to elucidate its strong optimizing ability, genetic algorithms are used to optimize the pid parameters of ship autopilot. the comparison between the different simulation curves shows the validity of genetic algorithms in looking for the best parameters

    本文首先用遺傳演算法來對船舶航向保持自動舵的pid控制參數進行在線優化，通過對用常規工程方法整定的pid控制和用遺傳演算法優化的pid控制的模擬曲線的比較，說明了遺傳演算法強的全局尋優能力。
  20. Abstract : the course - keeping ability of a naval patrol ship in following waves is analyzed by means of a practical approach consisting of semi - captive model test, semi - empiric numeric modeling, and numerical simulation. the assessment result in the form of stability border can then be applied for comparative study of different design concepts and as well for development of operation guideline

    文摘:本文用半約束模型試驗技術、半經驗數值模型和數值模擬實用方法分析了一艘巡邏艇在隨浪中的航向保持能力.並給出了以穩性界限形式表示的評估結果，它可適用於不同設計概念的比較研究以及工作指南的開發
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