飛機基本數量 的英文怎麼說

中文拼音 [fēijījīběnshǔliáng]
飛機基本數量 英文
basic aircraft inventory
  • 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
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 飛機 : airplane; plane; aeroplane; kite; bird; aircraft
  • 數量 : quantity; quantum; amount; magnitude; number
  1. Benefited from the ceaseless development of information technology and control technique, research on grid - connected wind power generation has been in fast progress, with commercial application from several kilowatts up to more than one megawatts per unit, and category of controls from stall type to pitch regulation type up to the state - of - the - art varying speed type

    隨著計算機與自動控制技術的飛速發展，風力發電技術的發展極為迅速，其單機容量從最初的數十千瓦級發展到最近進入市場的兆瓦級機組；控制方式從基本的定槳距失速型控制向變槳距控制直到最新的變速控制發展。
  2. Aimimg at the rapid development of the digital photogrammetry and computer technique, this paper analyzes problems existing during production process in survey unit and the current demand on digital photogrammetry system, studies the basic theory of digital photogrammetry and the pivotal techniques of database > webgis, web3d and other network shared platform technologies, and accomplishes a integrated digital photogrammetric system including the whole process from data acquisition and managing to application

    本文針對數字攝影測量和計算機技術的飛速發展，分析了目前測繪部隊生產中存在的問題和當前對數字攝影測量系統的要求，深入的研究了數字攝影測量的基本理論和數據庫、 webgis 、 web3d等空間信息共享平臺的關鍵技術，完成了一套數字攝影測量從數據獲取和管理到應用的集成系統。
  3. Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly

    但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。
  4. The application background of thrust vectoring technology on aircraft and its advantages are analyzed. the main characteristics of some type of vectoring nozzles are discussed, the expression of thrust vectoring force and moment are set up. then, the nonlinear motion equations of aircraft with three axes of thrust vectoring are deduced

    本文主要針對推力矢量飛機非線性飛行控制的理論和應用問題進行了一定的探索和研究，進行的主要工作有： 1 、研究了推力矢量在飛機上的應用背景和收益，分析了現有推力矢量噴管的主要形式和特點，給出了推力矢量力、力矩的數學模型，並在此基礎上推導了帶三軸推力矢量飛機的非線性運動方程，為控制律的設計奠定基礎。
  5. With the development of instrument science, instruments are getting more intelligent. the technology of virtual instrument is a new technique in the field of electronic test and measurement

    本文運用電子測量技術的前沿技術? ?虛擬儀器技術，針對基於pc機下飛機供電系統的參數測試進行軟、硬體設計。
  6. On the basis of reference ( superscript [ 6 ] ), the influence of damping of shimmy damper, moment of inertia of wheel, tire cornering stiffness and strut tilt stiffness on parametric shimmy stability of aircraft wheel is investigated in the paper

    摘要本文在文獻[ 6 ]的基礎上，首次研究了減擺器阻尼、機輪轉動慣量、輪胎偏滾剛度、支柱側傾剛度對飛機機輪參數擺振穩定性的影響。
  7. In this paper, a new way of real - time damage detection method was proposed according to the high speed working situation of the composite flywheels for energy storage, and a suit of equipment was developed to test the composite samples with piezoelectric disc built - in, the response waves before and after the damage occurred were recorded to the computer. on the base of traditional spectrum analysis of signal recorded, the wavelet analysis was introduced and the program in matlab language was made. with the wavelet packet decomposition of the signal, the relations between the change of response signals and damage characters were gotten, a database for damage recognition was created

    本文結合儲能復合材料飛輪高速旋轉的工作特點，提出了一種在線檢測飛輪轉子損傷的方法，自主設計一套實驗裝置對模擬各種損傷的的試樣進行了測試，試樣損傷前後的響應信號被採集后存入計算機中；在對採集信號進行傳統的頻譜分析的基礎上，引入了先進的小波分析理論，利用matlab語言編寫程序，對信號進行小波分解，得到了信號變化和損傷特徵之間的關系，建立了一個識別飛輪損傷的數據庫；小波包分解得到信號對比圖和特徵向量，可以有效判定材料內部有無損傷和損傷的程度，結合頻譜分析等，可一定程度上判定損傷的類型，為儲能飛輪的安全運轉和智能化運作提供了決策依據。
  8. In the flight experiment of aircraft, the mass data acquisition, storage and transfer is always one important part of system, especially for the measurement of parameters such as temperature and pressure of cockpit. in order to meet these needs, we design this simultaneous data acquisition system with multi - channel and large - capacity, which is based on single chip microprocessor and usb interface. it overcomes some shortcomings of traditional devices such as : big size, short work time, small memory capacity etc. it also has many advantages of high speed, low power dissipation, ease - of - use, ease to expand port, supporting plug - play, low - cost etc, so it will be used very widely

    在飛機的飛行試驗中，海量數據的採集、存儲和傳輸一直是系統非常重要的一部分，尤其是對飛行員駕駛艙環境控制系統的溫度、壓力等參數的測量來說更是如此。本文根據課題實際需要，研製的基於單片機和usb介面的多通道、大容量、便攜式數據採集系統，克服了現有設備體積大、工作時間短、存儲容量小等缺點。同時，本系統還具有功耗低、速度快、使用方便靈活、易於擴展、支持即插即用、成本低廉等一系列優點，具有廣泛的應用前景。
  9. With regards to the characteristic of material ration of aircraft manufacturement which generally has abundant of information and complex structure, we introduce an object - oriented technology method in material ration management. therefore, the data of material ration can be managed conveniently and safely by this method

    根據飛機製造行業材料定額信息量大、結構復雜的特點，本文詳細介紹了一種基於面向對象技術的材料定額數據的管理方法，可以方便、安全的實現數據的管理。
  10. What the most important thing is that it discovers a new way to control birds hazard of the native airfields. all kinds of aspects, combining with the safety flying of civil aviation, are studied by consulting the same international researches in the period of one year. the study includes the ecological background of airport environments ( plants, animals in the soil, insects, small beasts, kinds of birds and their numbers, habitat environments, food, etc. ) and the behaviour of birds ( distribution, rules of acting, environmental factors of attracting birds )

    研究內容結合民航安全飛行實際，參照國際同類研究，對機場及周圍環境中與發生鳥撞有關的生態學背景（植物、土壤動物、昆蟲、小型獸類，以及鳥的種類及其種群數量、棲息地環境、食物等生態學基本要素）和鳥類行為（鳥類分佈情況、鳥類活動規律及吸引它們的環境因素）進行了一個年周期的全面研究，並依此提出機場鳥類棲息、生活、取食，以及鳥類食物鏈等生態環境控制的生態學防治措施。
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