相對飛行 的英文怎麼說
中文拼音 [xiāngduìfēiháng]
相對飛行
英文
reciprocal flight- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 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...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
- 飛行 : flight; flying; aviate; voyage; volitate; hop
-
Different from detecting space of land - based radar which has relative unchangabledetection space, aew radar ’ s detecting space changes with the carrier ' s patrol line. what ’ smore, because of both movements of carrier and targets, aew radar will detect targets whichwere out of its coverage
地基雷達的探測空間是相對固定的,而機載預警雷達的探測范圍隨載機航線的變化而變化;由於載機和目標同時都在運動,使得某一時刻在載機探測范圍之外的目標也可能在後來的飛行過程中被探測到。The tank location for these vehicles is chosen for optimum airframe design for axial loads.
這些飛行器上的油箱位置是相對軸向載荷作最佳結構設計來選擇的。Because it ’ s hard to get radiation - harden hardware overseas, so the software fault tolerance techniques are significant for our national space enterprise. the computer platform of 863 plan project ” micro intelligent free - flying space robotic system ” consists of cots component. the orbit and the radiation environment of the robot are similar to ones of the argos satellite, and the system is required to have high reliability. therefore it ’ s necessary to applied the software fault tolerance techniques into the system to improve the anti - radiation capability after the techniques been verified valid
因為我國很難從國外獲得輻射加固的硬體,所以,這項軟體容錯技術對我國航天事業的發展具有較大意義。 863計劃項目「小型智能飛行機器人系統」所用的計算機平臺採用商用器件,其衛星的運行軌道與argos衛星軌道近似,面臨的輻射環境與argos衛星相似,要求具有高可靠性。因此,小型智能飛行機器人系統有必要在驗證sihft技術有效的基礎上,應用軟體容錯技術,提高其空間抗輻射能力。For the avion, it ’ s the foundation of getting war ’ s dominance to design a flight path with highest survival probability using terrain and enemy ’ s situation information
對于軍用飛行器,能夠最大限度的利用地形信息和敵情信息,綜合考慮飛行器的各個相關的參數,為飛行器設計出生存概率最大的飛行航跡,是獲取戰爭空間優勢的基礎。The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained
本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型,以捕獲半徑的圓域定為目標集,確定目標集邊界上的可用部分,並以此為各狀態變量的起點,對時間進行倒向積分,求得線性方程組的解析解,從而確定了該追逃模型的線性界柵,以及界柵上對策雙方的最優推力,即求得了滿足最優策略時相對運動的軌跡和推力。The cometary and interstellar dust particles encountered by stardust were traveling ten times at speeds of around 20 kilometers ( 12 miles ) per second relative to the spacecraft
彗星和星際塵埃顆粒會以10倍于「星塵」的飛行速度,也就是大約20千米/秒的相對速度撞上「星塵」 。Adults will visit flowers, mating and find hostplant aristolochia kaempferi after eclosion. the active time of adults is from 9 : 00 a. m. to 18 : 00 p. m.,
雌蝶羽化后就近訪花、交尾,尋找寄主植物馬兜鈴產卵、雌蟲孕卵量為18 - 20粒;飛行緩慢,反應遲鈍,相對容易捕捉。In this paper, the major subject investigated is the ducted fan vertical take - off and landing ( vtol ) uav. compared with normal fixed - wing uav, it has so many strong points such as be convenient to take - off and land, good adaptability and long hover time. we analyze and summary information of foreign uavs, then calculate the figure dimension of our uav, and draw the uav structure configuration and the outside view drawing of three dimensional structure
本課題的研究對象是涵道風扇式垂直起落無人機,與一般的固定翼無人機相比,它有著起落方便、適應性強、可以在空中長時間盤旋等優點,本文通過對相關飛行器資料的分析總結,給出了無人機的大體結構尺寸,並畫出了無人機的結構布局圖和三維結構外觀圖。Now in our nation the system of maintainability parameter and value suited in warplane, a whole and feasible the system of civil aircraft is offered in the paper. 2
目前我國飛機的維修性參數指標體系大多數是針對軍用飛機的,本文提出並建立了一套完整的、相對可行的民用飛機的維修性參數指標體系。In the condition of non - axisymmetrical stage separation in hypersonic flight, the problems of dynamics and kinematics of the validating vechicle and the launch vechicle are primarily analysised. it includes the movement of the center of mass and the rigid body of the vechicles, the relative movement of the different vechicles, the relative movement of the special parts of the different vechicles, the load analysis and the probable collision in the process of stage separation
研究了在高超聲速狀態下非對稱級間分離過程中,驗證飛行器與運載火箭分離時的相關運動學和動力學問題。包括:飛行體質心運動和剛體運動;不同飛行體之間的相對運動;不同飛行體上特殊部位之間的相對運動;分離過程中各相關飛行體上的載荷分析和分離過程中可能發生的碰撞問題。Wake vortex separation standards are used to prevent hazardous wake vortex encounters which mainly found in the final approach course within the airport termination zone. firstly, this paper analysis the mechanism of the vortex decay and research the influence on the safety of the flight ; then. several different radar wake vortex separation standards are compared and some basic guidelines are developed to establish the future vortex standards. in addition, one kind of advance vortex classification for the civil airplane is proposed. secondly, an encounter hazard model which established for the following aircraft and a simple vortex decay model which mostly concern with the proceeding one are developed ; and a safe separation model can be derived from the both. finally, through the simulation calculation, the correctness of the vortex classification of different types of aircrafts are tested and proved
本課題對雷達管制條件下的最小尾流間隔標準進行了較為詳細的分析和研究;首先對尾流的形成和消散機理以及尾流對飛行安全的影響做出了詳細的分析,然後就目前實行的幾種不同的最小尾流間隔標準進行了比較和分析,提出了相關的幾條準則和一種改進的機型尾流分類標準;在這之後,採用理論分析和統計數據分析相結合的方法,建立了尾流危險遭遇基本模型和尾渦消散模型;並在此基礎上對民用航空不同機型的尾流分類的合理性進行了計算和評估,為最小尾流間隔標準的確定和改進提供了初步的理論依據。It can construct a reference path with lowest danger for the uav ( unmanned aerial vehicle ) by accounting for some aircraft performance characteristics, the mission goals, the threat information and the terrain information. this paper puts emphasis on the study of path planning algorithms and the analysis of uav missions. the main contributions are summarized as follows : ( 1 ) the threat environment, mainly as the radar threat, is studied and the detection probability of the aircraft is analyzed
本論文主要根據無人機的作戰任務方式進行了航路規劃研究,包括攻擊航路和偵察監視任務航路,具體內容包括以下幾個方面: ( 1 )本論文分析了威脅空間的威脅計算問題,對飛行器探測概率進行定量化的研究,根據恆虛警處理技術對雷達探測概率計算方法進行了總結,說明了計算單部雷達探測概率問題的方法,在此基礎上對雷達網的探測概率計算進行了討論,提出了相對于距離的探測概率求解方法和思路,用於攻擊航路規劃中的威脅計算。In those advanced countries such as america, russia, europe and japan, aircraft health monitoring technique was researched with a lot of resources. while in china, there was a little related researches, say nothing of many applications
國外對飛行器健康監控技術非常重視,美國、俄羅斯、西歐、日本等主要航空航天技術大國都投入了大量人力物力進行研究應用,而相對而言國內相關研究還比較少,成熟的應用方案還沒有。Maintain 10000m over bh, due to opposite way traffic
保持10000米過bh ,因航路相對飛行。Spacecrafts are working in the space environment, which is full of sorts of physical mediums. and these mediums will impact on the altitude movement of spacecraft. spacecraft attitude control during propulsive maneuvers is complicated due to several factors as listed below : ( i ) nonlinear dynamics with time delays, ( ii ) modeling and parameter uncertainties, ( iii ) flexible modes due to fuel sloshing and appendages, ( vi ) constraints on propulsive force and torque inputs, ( v ) constraints on acceptable angular rates and attitude, ( iv ) autonomous reconfiguration requirements under failure conditions
飛行器是在一定的空間環境中飛行,而空間環境中充滿著各種物理介質,對飛行器的姿態運動產生不同程度的影響,所以空間飛行器的姿態控制相當復雜,它受到如下因素的制約: ( ? )帶時延的非線性動態特性( ? )模型和參數的不確定性( ? )燃料的激蕩性以及燃料消耗所引起飛行器的質量變化( ? )推力和輸入力矩的約束性( ? )額定角速度約束和姿態約束( ? )在故障發生的情況下自動重新配置的必要性。Some techniques related with the development of the virtual aircraft instrument system in flight simulator have been studied here
本文是該課題方向的子課題,對飛行模擬器儀表系統開發的相關技術進行研究。5700m not available due to opposite traffic
5400米不可使用因有相對飛行。Is there any reciprocal traffic on route
航路上有相對飛行嗎?Based on in - depth survey of mess references, this thesis firstly gives comprehensive overview of aerodynamic coefficient modeling and corresponding parameter estimation algorithm
首先,本文在查閱大量近年國內外相關文獻的基礎上,對飛行器氣動力系數建模理論及相應參數估計演算法進行了綜述。Most wings extend from the fuselage at a fixed angle, and they are sufficiently rigid that they do not move or twist much in flight ? certainly a reassuring feature for pilots and passengers alike
機翼與機身大多成固定角度,同時具備足夠的剛性,使機翼在飛行中的擺動或扭轉幅度不致過大,這一點對飛行員和乘客來說都相當重要。分享友人