目標空速 的英文怎麼說

中文拼音 [biāokōng]
目標空速 英文
target airspeed
  • : Ⅰ名詞1 (眼睛) eye 2 (大項中再分的小項) item 3 [生物學] (把同一綱的生物按彼此相似的特徵分為幾...
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • 目標 : 1. (對象) target; objective 2. (目的) goal; aim; destination
  • 空速 : [航空] airspeed空速表 airspeed indicator; airspeed meter; 空速計 airspeedometer; 空速計算器 airsp...
  1. For quick truning to target of air - to - air missile ( aam ) for short range dogfight in large off - boresight it is necessary to study the agile turn control law

    摘要為了使近距格鬥導彈在大離軸角發射時能快地轉向,需要研究快轉彎控制律。
  2. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控,對最大功率點、最大扭矩點、中等轉、最低轉點所對應的發動機轉做了點火特性的調節;通過燃比的合理控制,直接改善發動機的動力性、經濟和排放指;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠的排放及噪聲對比性測試。
  3. It is demonstrated by simulations that the control method is efficient and the fully cartesian coordinates is practically efficient. then the inverse kinematics of dual free flying space manipulator are mainly discussed in the third chapter, and the jacobean matrix for dual manipulator space robot is derived by fully cartesian coordinates, a control method for space manipulator based on the resolved motion rate control concept is proposed. then, the computer simulation verifies the effectiveness of the algorithm

    首先,分析了閉環雙臂間機器人捕捉物體時的運動學關系,給出了以完全笛卡爾坐表示的系統運動jacobi關系;然後,以此為基礎研究了間機器人雙臂協調操作的分解運動度控制方法和協調操作問題;最後應用matlab語言對平面雙臂間機器人系統進行了計算機模擬、模擬,模擬運算證實了上述方法的有效性。
  4. Additionally, target detection will take into account a target ' s radar cross section ( rcs ), its aspect angle, and its air speed ( targets below the threshold gate will not be detected )

    外加的確定怎加了計算的rcs值當低於這個門限的時候將無法被察覺
  5. Second, by computing the trajectory of the missile and the method of analyzing cep, influences that the fighter ' s height, speed, pitch angle, the deflection angle between fighter and target, and the target moving characters make on the times of fighter attack and missile launch are deeply developed. third, by relating the motion of the missile and the fighter, the influences that fighter ' s dive angle and the deflection angle between fighter and target make on the attack field of the fighter are discussed in this paper when the fighter perform vertical and horizontal attack. criterion of attack effect is proposed focusing on attack time of the fighter, trajectory of the missile and destruction probability to the target

    本文主要完成了以下幾個方面的工作:對導彈可發射區和飛機可攻擊區進行建模,通過對導彈彈道的模擬計算,並運用典型的圓概率偏差精度分析方法,詳細討論了飛機實施攻擊時,飛機的飛行高度h 、度v 、俯仰角、與的偏離角_ x及運動特性等對飛機攻擊時機和導彈發射時機的影響;因此,將飛機和導彈結合起來,詳細研究了飛機在垂直平面和水平平面內實施攻擊時,飛機俯沖角和與的偏離角_ x對飛機的攻擊范圍的影響;以飛機實施攻擊的時間t 、彈道特性和對的殺傷概率p來評判對地攻擊的效果;最後給出典型算例,通過對地攻擊過程的模擬實現,對飛機飛行過載提出要求。
  6. The ground moving target detection ( gmti / gmtd ) is an important function of the battlefield awareness radar and fighter ' s fire - control radar. in the gmti / gmtd the ground clutter will do strong harm to the detection and stap can be used to suppress the clutter

    戰場感知雷達和機載火控雷達的地面慢檢測功能也受到地雜波的制約,可以利用時二維自適應處理提高抑制雜波的能力。
  7. By taking advantages of epipolar line features and depth discontinuities in reference 中國科學院 軟件 研究所 博士 學位 論文 基于 圖 象 的 快速 繪制 技術 的 研究 images , an efficient inverse wmping algorithm is pfoposed in chapter 3 for gcnerating nagcs of novel views by combining multiple eference images 帆 enhm different vie 呷 oints because continuous segnents determi 。 d by pairs ofedge pixels at co 。 spending epipolar lines are order kept , only pairs of edge pixels in the reference 渝 明 e e necess 叨 口 cowute to obtain generalized disparity of all points in the desired image as a result , sighficant acceleraion could be made in the endering pfo 比 鴕 two accelerating techiq 此 s e presented in this algori 山 mb accelerate the hole illing process his algorithm extends the reference images rom projection of single col : ii ’ ected surface in previously developed nvnverse w 出 下 er to ima 驢 s captured rom complex scene in chapter 4 , an 《 dent ibr method is prese 庇 仙 y takn ull 訕 antage of 呷 bies c 咖 the method can simulate the 3d details on sllri : ace of object successfully he 。 叩 proach , called rered ature mopmp consists of two pans at fst , an origi 。 ltexture with orthogonal displacements per pixel is deco 啊 osed into a series of new t6 刀 mfcs with each 他 lug a given displacement per pixel , called ae , ea atures , or lt hen hese lt e used to render the novel view by conventional texture mapping d avoid gaps n the endered hlla 驢 , some phels are to be interpolated nd extended in the 廠 kaccoding to the depth differe eee between two neighbor pixels in the original texture as these ltlt fc … e much storage nd therefore much time is equired to install ltlt into the text ’ ufc buffec an 舊 thod is pfoposed to co 呷 fcss the ltlt , nd the cottcspondingfclldering method is given experimental esults show that the new method is efficient , especially n rendering those objects with a smaller depth rnge compared withtheir size , such as relief surfaces of building

    與己有的三維變換方法相比較,該方法不但成功地填補了由於投影區域擴張而產生的第一類洞,而且成功地填補了由於間深度非連續物體相互遮擋而產生的第二類洞,從而方便地實現了虛擬環境中的漫遊;基於物體表面深度的連續性,本文提出了一個位移預測方法? ?此方法可以從單幅參考圖象獲得逆映射過程中所需要的圖象的位移信息,從而大大提高了演算法的效率:與通常的正向映射演算法相比,此演算法克服了多幅參考圖象所帶來的計算量成倍增長等問題,而且誤差較小。 2 )基於極線幾何的快逆映射演算法。利用參考圖象的邊界信息與隱含的遮擋關系,以及極線幾何的性質,本文第三章提出了一個基於極線幾何的快3 『一中國科學院軟體研究所博士學位論文基於圖象的快繪制技術的研究逆映射演算法,從多幅參考圖象精確合成當前視點圖象。
  8. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內前的換乘現狀,從預測浦東機場及緊鄰港區域中遠期的客流量入手,結合上海市政府快軌道交通的規劃方案,並且學習境外典型機場交通組織的有益經驗,利用規劃中的公交客流預測等科學分析模型,對浦東機場與市中心的軌道交通銜接提出了合理的建議:一是利用前的地鐵二號線作為航軌道共享線來承擔大部分進出港的客流,並且給出了以接運效率最大化為函數的接運公交軌道站點比選模型;二是在市中心設立城市航站樓以方便旅客快、經濟地到達機場,從而減少道路交通壓力,提高航運輸的整體服務質量。
  9. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術,包括傳輸、交換、組網等,重點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的器件參數進行了數值模擬,並提出了抑制措施(如雙重濾波、優化判決門限、選擇恰當的復用波長數) ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題(光網路類型、業務類型、流量類型、光網路生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化的r認認演算法,提出預置光路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法模擬,預置光路可為部分新到的連接請求快建立連接,從而提高網路性能;研究了以多光纖網路連接阻塞率為優化的r認城演算法,提出了以節點度數、每個波長分層的閑光纖數以及路由策略決定的幾種鏈路權重函數,利用基於波長分層圖模型的并行r場人演算法模擬,利用新的鏈路權重函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。
  10. With the development of aerospace science, especially the appearance of high speed attack weapons such as guided missile, radar is required to not only discover and track the target in further distance but also command plane and missile to head off the target

    隨著間技術的發展,特別是導彈等高進攻性武器的出現,要求雷達能在更遠的距離上發現和跟蹤,並能及時指揮和引導飛機和導彈攔擊
  11. The 4th generation fighters are designed to have the ability of supersonic cruise. stealth and supermaneuverability which is based on the high - tech achievements of various fields including advanced aerodynamics, modern control theory and so on. in order to achieve the air superiority in modern air combats

    為了在現代戰環境和戰方式下取得中優勢,第四代戰斗機設計提出了超音巡航、隱身、超機動性等設計,綜合了多學科先進技術,包括:先進的氣動力學、控制理論、航電子技術等。
  12. The single - observer passive locating method with phase difference rate of change and some key technologies - are studied in this dissertation on the applying background of locating remote slow offing targets with fast plane. this dissertation is outlined as follows

    本文面向快運動的中觀測平臺對海面慢運動定位的特定應用背景,利用相位差變化率方法進行了單站無源定位體制和關鍵技術的理論研究。
  13. It ' s movement is usually known as the stochastic movement which is caused by the equal speed beeline movement and the atmosphere ' s effect

    其基本運動一般可被認為是勻直線運動附加大氣擾動等因素引起的隨機運動,選取運動間為三維直角坐系。
  14. With compensation of signal ’ s time delay from different radiating element by phase shifters, phased - array antenna can control array beam easily. because there are no mechanical devices for rotating beam, the phased - array antenna system can scan everywhere in beam covered areas in millisecand by stepping the phase shifters. it improves the tracking velocity of antenna towards the object, and becomes the development trends of weapon system antennas

    相控陣天線利用移相器補償信號到達輻射單元時間的差異,從而控制波束方向;天線沒有機械旋轉問題,只需改變移相器的設定值,波束便可以在毫秒級內掃描其覆蓋域內的任何地方,提高了天線對的跟蹤度,是前武器系統天線的發展方向。
  15. In the educational revolution ii, the objectives of reading teaching in chinese are to improve students " interests " in reading ; to guide students to read more excellent articles outside class ; to train students to learn how to compare, to analyze, to synthesize, to conclude, to doubt, and etc. based on the ability of reading modern articles, students can improve their cultural accomplishment and souls

    在信息化時代,閱讀量更是前增長,有效加快學生獲取信息的度,提高閱讀的能力,比任何時候都顯得尤為重要。在二期課改中,有關語文閱讀教學的是:提高閱讀興趣、擴大課外閱讀量、培養比較、分析、綜合、歸納、質疑等獨立閱讀現代文的能力,從而陶冶情操,提高文化修養。
  16. In the high - tech rapid development circumstance which cored by the financial economy, global economy and information technology, the acquisition activities raised gradually between the global companies. so it is very important to make the price for the acquisition target company, and the application of the company valuation will be extended greatly

    在經濟金融化、全球化和以信息技術為核心的高新技術迅發展的形勢下,全球公司間的並購活動日益頻繁,被收購公司的定價問題顯得非常重要,公司價值評估的應用間得到了極大的拓展。
  17. This system makes a breakthrough of traditional incremental motion control theories. it breaks the strict ambit between continuum and discrete, speed and position, rotation and step, the space vectors of stator magnetic field and rotor magnetic field are selected as the main control objects, incremental motion control and motion control are combined organically to make incremental motion control develop to large capability, high efficiency, high precision

    這其中的交流步進控制理論打破了傳統的增量運動控制思想,打破了連續與離散,度與位置,旋轉和步進的嚴格界限,以定、轉子磁場間矢量為主要控制,將增量控制與運動控制有機的結合起來,使增量控制向大容量、高效率、高精度方向發展。
  18. The loosing control by their governments in today ' s globalization is a globe trend, and the alliance among those airlines, airline net optimize, code share technology could let them enter into their target market with lower cost through their partner ' s surplus resource without broken the government control, then the great repay to their shareholders. to most of aero corporate, they could make furthest profits via the maximized revenue for the cost stability

    近20年來的全球航業發展歷程告訴我們,民用航業放開管制已是大勢所趨、全球企業間戰略聯盟方興未艾、各大航企業集團的航線網路正不斷優化、航公司之間的代碼共享使得航公司得以繞開各國政府的航權管制利用對方剩餘資源低成本進入市場,嶄新的收益管理技術則為各大航公司迅發展提供了巨大而穩定的現金流量支持,同時為股東們帶來了巨額的回報。
  19. A kinematics model for 3d guidance problems is derived, a new kind of nonlinear variable structure adaptive guidance law is brought up by researching the variable structural strength item, and another fuzzy variable structure guidance law with self - adapt region is realized to enhance robustness of target acceleration estimate error of guidance law

    本文建立了三維間追逃問題的數學模型;通過對變結構控制中其變結構強度項的研究,提出一種新型變結構自適應制導律;並且考慮到對變結構強度項進行模糊化,實現一種論域自調整的模糊變結構制導律,以增強制導律對度估計誤差的魯棒性。
  20. The condition numbers of the jacobian matrix are analyzed to judge velocity transfer performance and force transfer performance between joint space and working space. the three dimensions drawings are drew by matlab to make analysis visual

    通過分析雅克比矩陣的條件數來判斷關節間和間的度傳遞性和力傳遞性,利用matlab工具軟體進行具體計算,並畫出性能的三維圖形來使分析可視化。
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