模式結構飛機 的英文怎麼說
中文拼音 [móshìjiēgòufēijī]
模式結構飛機
英文
modular aircraft- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 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...
- 機 : machineengine
- 模式 : model; mode; pattern; type; schema
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
- 飛機 : airplane; plane; aeroplane; kite; bird; aircraft
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Three - dimensional high - density space / time soundings serve as the main body of data consisting of 3 - hr interval doppler probings, 10 - 30 min rainfall intensity, surface raindrop sizes sampling and gps - guided flight cloud physics detections with output taken at 2 - sec and 200 - m intervals. and specific systems associated therewith are developed for multiple - way communication and data collection and storage, a platform for analysis, retrieval softwares for dominant items and multi - scale cloud models - all constitute a system of techniques for meso to microscale observations and analysis. 2 ) atmospheric water resource and macroscopic rainfall properties in dry periods of spring and autumn of the target region
以加密觀測的多普勒雷達、 3小時探空、 10 30分鐘雨強、地面雨滴譜等間隔取樣及在gps引導下的飛機雲物理探測等獲取的三維高時空密度的綜合探測為主體;配合專項設計開發的多路通訊採集存貯系統、多類信息的分析處理平臺、主要觀測項目的分析反演軟體,結合多尺度雲系模式,綜合構成層狀雲系中微尺度探測和分析處理技術方法。E ) lack of foresight on finance lease scheme, which causes irrational tenor structure and imbalanced annual outflow of rental payments, results in funding costly. to solve aforesaid problems, thesis finds out the following principles for optimizing ca ' s aircraft finance : a ) determining the volume and currencies of ca ' s cross - border aircraft finance based on the annual outflow of foreign debt repayments and annual net inflow of foreign exchange, so are the dominated currencies in debt. b ) enlarging the portion of borrowings at floating interest rate in ca ' s whole foreign debt
針對以上存在主要問題,本文進一步提出了優化飛機融資的總體構想,包括:根據其每年的外匯流入總量及幣種構成確定國航合理的飛機境外融資規模應與負債幣種;在利率結構方面,擴大浮動利率在整個國航外債中的比重,選擇適當時機將部分固定利率貸款轉換為浮動利率貸款;在飛機引進多元化方面,通過與飛機製造廠商、出租公司飛機互換的方式優化機隊構成,結合提前中止現有飛機租賃就能夠起到優化債務結構和機隊構成的事半功倍的效果,以及在未來飛機融資中優先使用經營性租賃等。Virtual instruments technology was applied to build the measurement and control system and develop the software for the experiment, which improve the efficiency of the study. finally the velocity control experiment of sapc at several flight states was accomplished which has a good effect. the study has certain significances on developing electronic - electric cpcs
構建基於虛擬儀器技術的測控平臺,採用labview軟體開發測控軟體,利用實驗室的現有條件,結合某型電子/氣動式壓調器的實驗,完成了飛機在各種飛行狀態下所需的大氣壓力模擬艙內的壓力控制,取得了較好的效果。On the basis of operational characters of domestic airline by now, a mathematical model describing tna problem is constructed, and by classifying a specific tna problem into one of three typical tna modes, corresponding heuristic algorithms are reconstructed. this research supplies a domestic gap in this field. 2
根據當前國內航空公司的運營組織模式特點,以及飛機排班工作的實際需求,提出了描述飛機排班問題的數學模型,並通過將一般形式的飛機排班問題歸結為三種典型的飛機排班模式,構造出相應的啟發式演算法,填補了國內在此領域的研究空白。Firstly, a 0 - 1 integer programming mathematical model is constructed to describe tail - number - assigning work happened in domestic airline, since the problem is npc, a unified polynomial algorithm which satisfies engineering requirement is unavailable. illuminated by the practical experience, a specific tna problem is classified into one of three typical tna modes : tna based on fleet dispatching commands, tna based on fleet balance application, tna based on minimum fleet requirement ; secondly, by simplifying and relaxing some minor constraints, corresponding mathematical models and heuristic algorithms are reconstructed for each typical tna mode ; finally, computing complexities are discussed
為此論文在借鑒手工編制排班計劃經驗的基礎上,將一個具體的飛機排班問題,歸結為三種典型排班模式中的一種,即:基於飛機調度指令要求的排班問題,基於飛機使用均衡要求的排班問題和基於最少需用飛機數的排班問題,對于每種典型的飛機排班模式,在對次要的約束條件進行簡化、松馳的基礎上構造出相應的能夠滿足工程應用要求的啟發式演算法,並分析了演算法的復雜性。Then the paper demonstrates the process to system modeling, analysis and design making use of object - oriented technology and uml, describes and analyses especially expression result to the user ' s needs and system model of uml view. the systematic model to consistency of the user ' s needs model is proved, and the superiority of using object - oriented thought is announced in the software researches and develops. the paper has put forward system ensemble frame mode relying mainly on b / s structure and complemented of c / s structure, and discussed the superiority of choosing java as the programming language and oracle database as stores for the data ; finally, the paper describes the implementation and running situation of ammis based on web, and summarizes the relevant technology and question in the development course of application system
然後,論文論述了運用面向對象技術、 uml統一建模語言進行系統建模、分析和設計的過程,重點描述、分析了使用uml視圖對用戶需求和系統模型的表達結果,論證了系統模型與用戶需求模型的一致性,揭示了面向對象思想在軟體研發過程中應用的優越性,提出了以b s結構為主、 c s結構為輔的系統總體結構模式,討論了選擇java為編程語言、 oracle數據庫為數據存儲的優越性;最後,描述了基於web的飛機維修管理信息系統的實施運行情況,並對應用系統開發過程中相關技術和問題進行總結,對系統待改進之處進行了分析,對飛機維修企業信息化進行了展望。Another 20 kinds of non - designed contact points are given for the first time. contact determining algorithm of all the above contact types is given using z - buffer algorithm for 3 - d observation, and simulation results show high accordance with results of vector - associated method. simulation for non - designed contact mode with random initial conditions has been done too, and statistics from the simulation indicates that it is important to predict non - designed contact points in practical rvd efforts
全文的工作包括以下幾個方面的內容: 1 .建立了周邊式對接機構的復雜幾何外形的數學描述,描述了對接初始條件范圍內,兩對接機構相互接近、捕獲過程中可能出現的20種設計接觸模式,並針對初始接觸點首次提出20種非設計接觸模式;利用計算機圖形學中可見面判別的z -緩沖演算法原理,給出了所有接觸模式的檢測演算法,該演算法的模擬結果與輔助向量法高度一致,驗證了演算法的有效性;進行了300組確定首次接觸點的隨機模擬,統計結果表明,在飛船上實時進行非設計接觸模式的預測是非常重要的。The small astronomical satellite has demands on both pointing accuracy and attitude maneuverability, so this thesis modeled the attitude control subsystem based on reaction wheels. under the fine precision pointing mode, a pd control law and a variable structure ( vs ) control law were studied respectively, and the simulation validated that vs control is more effective under fine precision pointing mode. furthermore, the vs controller for rapid large - angle maneuver was also designed
2 ) svom衛星同時對指向精度和姿態機動性有著很高的要求,因此本文建立了基於反作用飛輪的svom衛星姿態控制系統模型,在高精度慣性定向三軸穩定模式下分別設計了pd控制律和變結構控制律,通過模擬驗證了變結構控制對于svom衛星的有效性,並基於變結構控制研究了svom衛星快速大角度機動的方法。The background of rapidly developed uhsm ( ultra high speed machining ) technology is introduced and the key function of the uhs ( ultra high speed ) motorized spindle to uhsm is discussed in the thesis. after analyzing international technology status and trend of the uhs motorized spindle study, we research the core technologies related to the uhs motorized spindle in detail, such as optimized design of the motorized spindle structure, high speed bearing technologies, oil - gas lubication technologies, precision machining and assembly technologies, design and manufacture technologies of the built - in frameless motor etc. then the digital simulation of the motorized spindle sensor - less vector control system is studied thoroughly
本文從超高速加工技術飛速發展的背景出發,討論了超高速電主軸對超高速加工技術發展的重要作用和意義;分析了超高速電主軸研究的國內外現狀及發展趨勢;詳細論述了超高速電主軸的關鍵技術,包括電主軸結構優化設計、高速軸承技術、油氣潤滑技術、精密加工與精密裝配技術以及內裝式電機設計製造技術等,並深入研究了超高速電主軸無速度傳感器矢量控制系統的數字模擬技術。Stress - strength interference model of structure reliability is introduced to analyze human reliability. the decrease speed of strength with time is studied by the human stress - strength interference model, and its probability density function is derived. similar to engineering reliability analysis method, ucav system reliability diagram and fault tree are presented, fmeca is also performed
論文的第二部分研究無人作戰飛機系統的可靠性分析,在對人的差錯的原因深入分析的基礎上,建立了人的通用差錯模型,借鑒結構可靠性分析方法,建立了人的可靠性的應力強度模型,推導了強度隨時間下降速率的概率分佈;運用工程可靠性分析方法,建立了無人作戰飛機系統的可靠性框圖、故障樹,並且做了人的差錯的故障模式影響分析。In the part of overall design, the functional model and seven sub - system structured charts are given, in which the functions of each model are defined and specific descriptions are given out for the overall and eight sub - system models. according to the specific situation of cac, client / sever mode is adopted for cac - hrmes. in database design, identification of database and supporting software of cac - hrmis are given, the logic and physical design of database is carried out
在總體設計部分,本文給出了cac - hrmis功能模塊結構總圖以及7個子系統結構圖,規定了各個模塊的功能,同時對主控模塊以及子系統中8個模塊的設計進行了具體的說明;依據成飛公司的具體情況,將cac - hrmis的拓撲結構設計為客戶機服務器模式;在數據庫結構設計部分,依次給出了cac - hrmis數據庫的標志符、支持軟體,並進行了數據庫的邏輯設計和物理設計。In the recent years, with the development of microcomputer technology and the needs of industrial automation. we use computer to realize the control algorithm. but during the time of realizing the vsc, because of the limits of sampling, the ideal sliding mode does not exist
近年來,隨著計算機技術的飛速發展和工業自動化領域的實際需要,控制演算法的實現經常利用數字計算機,但當採用數字計算機實現變結構控制演算法時,由於采樣過程的限制,理想的滑動模態不存在,狀態軌跡以抖振的形式沿著滑動平面運動,這是不利於工程的實際應用的。This paper aims at model of vertical tail based on certain type aircraft. the method of distributed actively vibration control based on multi dsp has been carried on this model. a distributed actively vibration control system based on dsps is designed to real timely control the structural vibration of two modes
本文以某型飛機的尾翼模型為目標,採用基於多dsp處理器的分散式控制方法實現對垂直尾翼模型的振動主動控制,開發出了一套基於dsp的振動主動控制系統,針對結構的兩階模態振動實施了分散式振動主動控制,並進行了相關的理論和實驗研究。分享友人