施加推力 的英文怎麼說

中文拼音 [shījiātuī]
施加推力 英文
a lied thrust
  • : Ⅰ動詞1 (實行; 施展) execute; carry out 2 (給予) exert; impose 3 (施捨) give; hand out; best...
  • : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 施加 : exert; bring to bear on; impose
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  1. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體學理論,建立了螺旋槳進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機轉矩為輸入,螺旋槳t和轉矩q為輸出。
  2. This means that the gas exerts a jittery force which our coarse senses feel only as an average push.

    這意味著,氣體一個顫動的,而我們粗糙的感官只感到一個平均的
  3. Application of downhole hydrodynamic propulsors solves the problem of exerting wob, and are helpful to enhancing penetration rate

    井下液進器的應用在一定程度上解決了鉆壓的問題,有利於提高鉆進速度。
  4. With the further economic growth and the implement of development of the western regions, hydroelectric construction in our country is undergoing rapid growth, anumber of high - dam power - station is in building or in programming. in view of its higher - head and larger magnitude of spill structure outlet, it is difficult for conventional concrete or reinforced concrete structure of pier and pier room to support its vast water pressure. coupled with the improvement of prestressed method, it has been the noteworthy tool in solving the problem

    隨著我國經濟的速發展及西部大開發戰略的實,我國水電事業也迎來了迅猛發展的大好時機,一批高壩水電站正在建設或規劃之中,其泄水建築物孔口及水頭愈來愈大,常規混凝土或鋼筋混凝土閘室閘墩結構難以承受如此之大的水作用,隨著預應技術的成熟,這一技術已成為解決該問題的關鍵技術措之一。
  5. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓增長模式的合理性;從微分方程導了基於土體振動臺模型試驗的相似律,並從模型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型箱中的粉土都發生了液化,液化的時刻和輸入速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地震烈度的速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與的荷載有關:當荷載為由小到大的形式時,曲線形狀為上凹的曲線;當荷載為等幅的正弦荷載或荷載幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。
  6. The main body of the dissertation is from the second section ( the first chapter ) to the fifth section ( the fourth chapter ), which firstly discusses the evolvement of american economic recovery policy toward japan and argues that the economic recovery policy toward japan was the inevitable result which the united states pursued her global containment strategies, with the changes of the international situation and the economic conditions in japan, the u. s. regarded japan " s accession to gatt gradually as the most important objective of the economic recovery policy toward japan ; secondly explains in detail that the u. s. fought up against the old guard in congress persistently in order to win the authorization from reciprocal trade agreements act ( rtaa ) so as to conduct the crucial tariff negotiations with japan, and emphasizes mainly that the executive had to seek for the balance between the national interest and oversea interest because of the strong forces of the domestic protectionism group, but made efforts to make foreign economic policy which is favourable to the latter because of the need of the cold war strategies ; thirdly analyzes the basic contents of u. s. - japanese tariff negotiations briefly and summarizes the results of the negotiations, and considers that under a large number of concession which the u. s. made in the negotiations, the japanese could change american political and strategical interest into the japanese trade interest and became the main winner ; fourthly researches mainly british diplomatic policy towards japan " s accession to gatt and american reaction to the policy and influence on it, and american roles in

    第二部分(第一章)至第五部分(第四章)是論文的主體部分,首先論述美國對日經濟復興政策的演變歷程,提出美國對日本的經濟復興政策是美國行全球冷戰戰略的必然結果,隨著國際形勢和日本經濟狀況的變化,美國逐漸將動日本入關視為對日經濟復興政策的最重要目標;其次詳細闡述為了獲得《互惠貿易協定法》的授權,以便與日本進行重要的關稅談判,美國政府和國會保守派持續不斷地作斗爭,重點強調,鑒于國內貿易保護主義勢的強大,行政部門不得不尋求國內利益和海外利益的平衡,但同時出於冷戰戰略的考慮,又盡量使對外經濟政策向後者傾斜;第三,扼要分析美日關稅談判的基本內容,並總結關稅談判的結果,認為美國政府在談判中對日本政府所做的大幅度讓步,使得日本人能夠將美國的政治、戰略利益轉化為日本的商貿利益,從而成為談判的最大贏家;第四,重點研究英國對日本入關的外交政策和美國對該政策的反應、的影響,在國際斗爭中美國為日本入關而發揮的作用以及日本人自己做出的努,指出雖然在美國的強大壓下,英國政府最終同意日本成為關貿總協定的成員國,但是它依然以國家利益為重,對日本援引關貿總協定第35條,不給予其商品最惠國待遇。 」
  7. Second, we were not sufficiently mindful of the impact of some policies on the community s capacity to bear and the potentially controversial nature of these policies. we introduced too many reform measures too hastily, putting heavy burdens on our people. we also lacked a sense of crisis, political sensitivity as well as the necessary experience and capability to cope with political and economic changes

    18 .首先,我們未能確立以民為本的政理念,在制訂政策的時候,未做到凡事想市民所想急市民所急其次,我們未能充分顧及社會的承受能和政策本身可能引起的爭議,過急出太多改革措重了市民的負擔此外,我們缺乏危機意識和政治意識,缺乏應付政經轉變所需的經驗和才能,處理一些突發事件時顯得進退失據。
  8. Canada s development assistance program in china supports innovative projects and partnerships designed to support economic reform, promote environmentally - sustainable growth, strengthen good governance through improved public management, and ensure gender equality and the role of women in development

    拿大在中國的發展援助計劃支持一系列創新項目和合作夥伴關系,這些活動旨在動經濟體制改革、促進有利於環境的可持續增長、通過改善公共管理來提高政能、以及確保婦女在經濟發展中享有平等權利。
  9. Aimed at the problem in the forest industrialization in heze and combined with the real fact, we bring forward the basic conceive of the development of heze ’ s forest industrialization. 1

    總的來說,針對上述構思,要大發展林業產業化,菏澤應採取的措: 1 .進林業生產基地建設,快資源培育步伐。
  10. Then, made use of software ansys to calculate the strength of a catamaran ferry structure, applied the formulae deduced in chapter 3, selected reasonable restraint form, in the whole ship computing result further verified the formula then on the base of a model of the whole ship, used fea to study the hull connecting structure with the limit of strength, deduced the useful assumption for after research

    並將計算的重要環節連接橋單獨取出,進行專門的簡化模型導,根據連接橋上與片體相連處節點的受情況分析應分佈規律,尋找合理的載荷方法,並根據實際情況對模型進行約束,使連接橋單獨計算的結果與全船計算相吻合,從而達到模擬全船的簡便計算的目的。
  11. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的雷達觀測量實時估計進發動機的,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型,進發動機的質量秒耗量作為表徵速度的一個近似常量,應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計進發動機的質量秒耗量和向機動目標的實際
  12. In the test, static - dynamic method is used to measure the stiffness, the eight stiffness coefficients of the radial part and the two stiffness coefficients of the thrust part can be obtained though loading slowly to the testing bearing which is in a equilibrium position

    首先,對處于平衡位置的測試軸承分別沿水平方向、鉛垂方向及軸向緩慢載荷,根據靜動法原理求得各個轉速下測試軸承徑向部分內、外膜8個剛度系數以及部分內、外膜2個剛度系數。
  13. The procedure of the test is as follows : first, the piezoelectric stack has been examined to test the performance parameters of the piezoelectric material ; second, the 2 - x actuator has been functioned with different static voltage to test its capability ; last, function the 2 - x actuator with voltage with different frequencies to test its dynamic properties. all the output of the actuator has been measured by the laser vibration measurement

    首先對壓電堆進行試驗,驗證壓電材料的性能參數;再對挽式雙x驅動器不同的靜電壓驅動它,驗證作動器的驅動能,最後對挽式雙x驅動器輸入不同頻率的電壓驅動,測量該驅動機構的動態特性,試驗均採用激光測試儀測量挽式雙x驅動器的輸出特性。
  14. All of these, including the argumentation of formula, the ship model building, load and restraint, and so on made references to the correlative criterions

    以上工作,包括計算公式的導、全船模型的建立以及載荷和約束的、連接橋單獨建模的受分析的各項探討,為今後制定相應的規范提供了參考。
  15. Through these studies and analysis, following conclusions could be drawn : ( 1 ) it is necessary to study on harness engineering of landslide and dangerous rock since the main representations of this geological hazard are landslide and dangerous rock through geological investigation ; ( 2 ) it can be concluded though stability analysis that the dingzhuang landslide is stable naturally, which is identical to the in - situ investigation ; ( 3 ) through stability analysis, the landslide would slide if the water level dropped down from 175. 10m to 156. 0m and it rained successively after the three gorges reservoir work. ( 4 ) according to the results of calculation and the characteristic of the landslide, it is suggested that such measures as unloading at upper part, anchorage and pile supporting system and drainage system should be used on the landslide. ( 5 ) according to geological investigation, there are three kinds of dangerous rock in the engineering, those are failing - down rock, collapsing rock and sliding rock

    因此有必要對滑坡進行治理; ( 4 )根據滑坡計算結果和本滑坡屬牽引式滑坡的特點,滑坡體上部相對較穩定,中下部處于基本穩定或不穩定狀態,因此建議此滑坡治理採用上部削坡減載與錨拉抗滑樁、擋墻進行支擋結合的處理方法,同時結合截排水等措進行綜合治理; ( 5 )根據地勘資料,通過對危巖體的形態、規模、基座和底界層及分佈特點和分析,將本工程危巖體失穩崩塌的方式歸納為墜落式、傾倒式和滑塌式三種類型並分別提出相應的穩定性計算方法; ( 6 )分別對本工程中的危巖體進行了穩定性計算,並且發現其都處于不穩定狀態,因此根據實際情況分別提出相應襯砌支撐和清理等固治理措,最後還對固后的危巖體進行了校核計算,滿足要求。
  16. In march 2004, our state council issued " the comprehensive advancement legal administration implementation summary ", and jilin province government tookit seriously, and takes the corresponding measures, enlarged government ' s each work ' s impetus, and has obtained certain achievement

    2004年3月國務院頒發了《全面進依法行政實綱要》 ,對此,吉林省政府高度重視,並採取相應的措大政府各項工作的度,取得了一定的成效。
  17. Segmental thrust ring absorbs all the thrust applied by internal pressure

    弧形止環吸收內部壓的全部
  18. " to ensure that individuals and businesses enjoy greater convenience and better services brought about by it advancements, we have over the years invested some $ 2. 2 billion on various initiatives to strengthen the it capabilities of the community, " he said

    他續說:為確保個人及商界享受到因資訊科技進步所帶來的更方便和更優質的服務,政府在過去數年已投入大約22億元行多項措強香港社群掌握資訊科技的能
  19. Implement a set of measures to enhance the potential of the air pollution control measures

    行一系列具體措強防治空氣污染的度;
  20. The bma has launched a " train not drain " campaign in order to pressurize the government to stall mmc for a year so extra training posts can be created

    Bma已經發起了一個被稱為「要培訓,不要流失」的運動,試圖對政府,使mmc遲一年,以期創造額外的培訓崗位。
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