航向穩定的 的英文怎麼說

中文拼音 [hángxiàngwěndìngde]
航向穩定的 英文
directionally-stable
  • : Ⅰ名詞(船) boat; shipⅡ動詞(航行) navigate (by water or air); sail
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 4次方是 The fourth power of 2 is direction
  • 航向 : azimuth; heading; course (of a ship or plane); desired track
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. To oversee all the details yourself in person ; to be at once pilot and captain, and owner and underwriter ; to buy and sell and keep the accounts ; to read every letter received, and write or read every letter sent ; to superintend the discharge of imports night and day ; to be upon many parts of the coast almost at the same time ? often the richest freight will be discharged upon a jersey shore ; ? to be your own telegraph, unweariedly sweeping the horizon, speaking all passing vessels bound coastwise ; to keep up a steady despatch of commodities, for the supply of such a distant and exorbitant market ; to keep yourself informed of the state of the markets, prospects of war and peace everywhere, and anticipate the tendencies of trade and civilization ? taking advantage of the results of all exploring expeditions, using new passages and all improvements in navigation ; ? charts to be studied, the position of reefs and new lights and buoys to be ascertained, and ever, and ever, the logarithmic tables to be corrected, for by the error of some calculator the vessel often splits upon a rock that should have reached a friendly pier ? there is the untold fate of la prouse ; ? universal science to be kept pace with, studying the lives of all great discoverers and navigators, great adventurers and merchants, from hanno and the phoenicians down to our day ; in fine, account of stock to be taken from time to time, to know how you stand

    親自照顧一切大小事務;兼任領員與船長,業主與保險商;買進賣出又記賬;收到信件每封都讀過,發出信件每封都親自撰寫或審閱;日夜監督進口貨卸落;幾乎在海岸上許多地方,你都同時出現了似; ? ?那裝貨最多船總是在澤西岸上卸落; ? ?自己還兼電報員,不知疲倦地發通訊到遠方去,和所有馳海岸船隻聯絡;當地售出貨物,供給遠方一個無饜足市場,既要熟悉行情,你還要明了各處戰爭與和平情況,預測貿易和文明; ? ?利用所有探險成果,走最新道,利用一切海技術上進步; ? ?再要研究海圖,確珊瑚礁和新燈塔、浮標位置,而海圖表是永遠地改而又改,因為著計算上有了一點錯誤,船隻會沖撞在一塊巖石上而至於粉碎,不然它早該到達了一個友好碼頭了? ? ,此外,還有拉?貝魯斯未知命運; ? ?還得步步跟上字宙科學,要研究一切偉大發現者、海家、探險家和商人,從迦探險家飯能和腓尼基人直到現在所有這些人一生,最後,時刻要記錄棧房中貨物,你才知道自己處于什麼位置上。
  2. The method of wing shape optimization of space shutlle has been developed with penalty function approach in which the objective function is the mass of the wing and the constraints are the hypersonic re - entry flight cross range, lift / drag ratio, and subsonic flight lift / drag ratio, the margin of the longitudial static stability and the magnitude of the horizontal landing speed etc

    摘要介紹了在滿足高超音速再入橫機動程,高超音速再入飛行時升阻比,亞音速進場飛行時升阻比,縱性裕度和水平著陸速度等飛行性能設計要求下,用罰函數法尋求使天飛機機翼質量為最小外形優化方法並給出了算例。
  3. All the research concludes that relaxed directional static stability uavs is realizable

    本文研究成果表明放寬性無人機是可實現
  4. In the paper, the effects of mooring position, towing line length and towing speed on the course stability and towline tension are analyzed firstly for the ship towing system in calm water

    由於在實際海況中,除了受到風、流影響之外,波浪作用力所造成影響更為巨大,在波力及波力矩作用,船隻性與靜水中相去剩甚遠。
  5. By establishing fuzzy controller " s describing function and analysis of system " s stability, the ship course fuzzy control system is stable

    通過建立模糊控制器描述函數,分析得出船舶模糊控制系統是結論。
  6. 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。我們約是東北方位70 ,高度固,在保持飛機平
  7. Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project

    溪洛渡水電站超大型地下洞室群圍巖安全可靠性分析:被成都勘測設計研究院應用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基應力應變分析:被成都勘測設計研究院應用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案可行性提供了依據; ( 4 )堤防工程體系長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )家壩地下洞室群圍巖安全可靠性分析:被中南勘測設計研究院應用於初步設計方案中; ( 6 )靠船墩疲勞可靠度研究:為廣東運規劃設計院靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和三維靜動力隨機有限元分析及可靠度計算:為溪洛渡重大工程壩體靜動力安全性及溫控方案提供依據。
  8. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸間距變化時葉片排流場非常頻譜特性變化規律,並耦合進氣畸變影響,同時與壓氣機氣動性能和氣動性相關聯,作者利用南京天大學能源與動力學院低速大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器實驗方法,對葉尖、葉中和葉根三個截面動態壓力進行了測量,獲得了大量可靠實驗數據。
  9. Traditional ship direction keeping and rolling stabilization are referred to be two different problems

    傳統船舶保持和橫搖是分別作為兩個獨立問題來處理
  10. It analyzes that the vocational instruction in ordinary middle school has orientation - guide function of students " jobs. vocational instruction also contributes to the guide function of training target ; to the whole society system, it adds the function of stability and adaptation and to the social economy, the function of micro - improvement. it mentions the implementing principles of vocational instruction in middle school including the educational principle, scientific principle, developing principle, systematical principle, assistant principle and cooperative principle

    分析了普通中學職業指導對學生職業方功能,對普通中學而言、職業指導是有培養目標功能,對社會結構它具有和調整功能,對社會經濟具有微觀促進功能,論述了普通中學職業指導實施原則包括教育性原則、科學性原則、發展性原則、系統性原則、輔助性原則、合作性原則。
  11. To study the way to settle the yawing and rolling stability

    研究解決無尾布局橫氣動力措施。
  12. In the past time, people are often concerned about the maneuverability in the still water, for example, the course - keeping stability, turning ability and so on

    過去,人們注意往往是靜水中操縱性,如性,回轉性能等。
  13. Then the effect of the wind, the current and the wave are added in the numerical model to investigate the effect of each factor, especially for the wave with different sea states

    因此,在文中先於靜水對系纜位置、拖纜長度、拖帶速度等要素對拖帶系統性及拖纜張力變化影響進行分析,以了解拖纜系統基本特性。
  14. The result shows that the solar radiation pressure moments play a mainly part. based on kalman filtering, three kinds of attitude determination algorithms were studied using the attitude sensor now available on the explorer : the first based on digital solar sensor ( dss ) and gyroscope when the star sensor is not available ; another based on dss, high - gain antenna ( hga ) and gyroscope when the explorer is in the earth - safe mode ; the third based on star sensor combined with gyroscope when the explorer is in the normal mode

    針對配置了典型測量敏感器深空探測器,基於擴展kalman濾波給出了其姿態確方法:針對星敏感器不可用情形,給出了使用太陽敏感器和速率陀螺姿濾波器演算法;針對安全模式下對地情形,給出了太陽敏感器和高增益天線融合速率陀螺信息姿演算法;針對正常巡模式給出星敏感器和速率陀螺聯合姿演算法。
  15. One of a pair of movable boards or plates attached to the hull of a sailing vessel to reduce downwind drift

    一種漂在船后帆布覆蓋肋骨;可以防止船在風中漂移船頭
  16. Nevertheless, some manned flight mission requires the spacecraft has high pointing and stabilizing precision. so, it needs us to quantitatively analyze the astronautic disturbances, so as to evaluate flight mission and guide or improve spacecraft system design especially the attitude control system design

    載人飛行任務需要天器具有很高精度和度,這就需要對天員擾動進行量分析,以便對飛行任務進行評估並能指導或改進天器系統設計特別是姿態控制系統設計。
  17. In ship steering controller design, the nonlinear ship model should be written in siso strict feedback form. we start the recursive design with the system first state variable and continue with the second one. by introducing a change of coordinates, we choose lyapunov functions to stabilize the system and obtain the control law

    在船舶控制方面,考慮船舶態回轉非線性,應用backstepping方法設計:首先把系統化成單入單出嚴格反饋控制形式(呈下三角結構) ,假設系統后一個狀態變量是前一個狀態變量虛擬控制,通過適當變量代換,在每一步構造李亞普諾夫函數,使前一子系統在虛擬控制下漸近,逐步遞推出控制器控制規律,使整個系統在平衡點滿足一致漸近性。
  18. Firstly, while the nominal model is used, the filtering effect is very good. secondly, when the system model is n ' t definite, the filtered heading angle and rudder angle are steady in the error range. finally, when the complicated nonlinear wave model replaces the linear wave model, the filtering effect is also steady, and the estimate precision is high

    首先,模擬是在名義模型情況下進行,此時h _濾波器濾波效果很好;其次,我們在系統模型具有攝動情況下進行模擬,此時經h _濾波器濾波后輸出和舵令輸出基本能夠達到;最後,我們採用較復雜非線性海浪模型代替線性海浪模型進行模擬, h _濾波器濾波效果也是比較,並且估計精度較高。
  19. In the end of the paper, the lqt based on ga is applied to design the flight control system of rss uavs. the intensive simulation verified the validity of our research

    最後,應用基於遺傳演算法線性二次型跟蹤器技術對放寬性無人機飛行控制系統進行設計,試驗結果驗證了研究成果有效性。
  20. The conclusion from this scheme study on the detailed analysis calculates and comparison about above subjects shows that swb can build the large self - propelled trailing suction hopper dredger abroad with the 70 % bank crediting for investment. and it must be carried out hereafter to lower the cost, raise productivity and strive the steady income, so she will restore the enterprise vitality for existing and competing, and to rank among world ' s dredging market

    本方案研究通過對以上內容詳盡分析計算和比較得出上海道局可以依靠銀行貸款融資方式,解決70以下投資問題,在國外建造大型自耙吸挖泥船,並在今後經營中,降低成本,提高生產效率,確保收入,就可使上海道局恢復企業生存和競爭活力,在濟身於國際與國內疏浚市場中,立於不敗之地。
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