航測模式 的英文怎麼說

中文拼音 [hángshì]
航測模式 英文
aerial survey model
  • : Ⅰ名詞(船) boat; shipⅡ動詞(航行) navigate (by water or air); sail
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 模式 : model; mode; pattern; type; schema
  1. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方以及外部特性的基礎上,通過系統建和數字擬分析,分別針對空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接量電機轉速進行電機轉速閉環穩速控制的策略。
  2. Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained

    首先在第三章提出的目標運動型的基礎上建立了系統狀態方程;其次簡要分析了衛星導系統中的各類誤差,建立了基於偽距觀量的系統觀型;第四節利用yuma格歷書數據擬了未受攝動影響的衛星軌道,並在此基礎上建立了幾種典型的動態試環境;第五節為擬分析和比較,先對ukf演算法和ekf演算法在動態試環境中進行了擬比較,然後針對外場試驗,對非線性濾波獲得的定位結果與商業軟體進行了分析比較,並得出結論。
  3. Secondly, introducing the image analyzing technology with reference to the disadvantages of the traditional ferr - graph analysis technology, and with the combination of characteristic parameter optimizing filtration so as to raise a description method of debris micro - morphologic character. thirdly, with the application of mode recognition method, completing the process of debris auto - recognition based on the collected information of the debris configuration characteristics ; and conducting the diagnosis on the aero - engine wear faults according to the theory of particle tribology. fourthly, introducing information fusion technology to solve the problem that a single method can not collect enough fault premonitory information to conduct the wear fault diagnosis, hence to conduct the research and exploration in the field of comprehensive diagnosis on the aero - engine ' s multi - fault premonitory information

    本文的研究工作主要包括以下五個部分:首先,介紹空發動機常見的磨損故障類型,研究磨損故障的失效機理,分析磨粒的產生機理、分類以及形態特徵:其次,針對傳統鐵譜分析技術的缺點,引入圖像分析技術,再結合特徵參數優化篩選,形成基於圖像的磨粒顯微形態學特徵描述方法:然後,基於提取到的磨粒形態特徵信息,應用識別方法完成磨粒自動識別,並根據顆粒摩擦學的基本原理進行空發動機磨損故障的診斷與定位:再后,鑒于單一方法不能提取足夠的故障徵兆信息進行磨損故障診斷,本文引入信息融合技術,開展空發動機多故障徵兆信息綜合診斷方法的研究與探索;最後,基於空發動機滑油光譜分析與鐵譜分析數據,應用時序型、灰色型以及組合型進行磨損故障的預方法研究。
  4. Chapter two ascertains main technological factor of dong gou lock reconstructing, including forecast the cargo and volume through the lock to reason about representative type of vessel designed for through the lock and its operation organize. chapter three design the renovate engineering through ascertaining the main technological factor scale of the lock, dimension, designed water level and altitude, including design of structure of the lock, lock chamber and lock gate, and select the main technological factor and pattern of headstock gear. chapter four draws a comprehensive compare of the two design scheme of the renovate project with engineering project economy evaluation method, and makes out the recommended scheme, and furthermore, to calculate the economic evaluation index of the recommended scheme and makes the economic sensitivity analysis of the scheme and finally demonstrate economic feasibility of the scheme

    本論文共分四章:第一章主要介紹了原東溝船閘的地理位置和營運現狀,說明了船閘在道建設和水資源綜合利用中的作用及東溝船閘改造的必要性;第二章東溝船閘改造的主要技術因素確定其中包括東溝船閘過閘貨種和貨運量發展的預,並確定東溝船閘的設計代表船型及營運組織;第三章東溝船閘改造工程設計本章通過船閘改造工程主要技術參數:船閘規、尺度、設計水位和高程等的確定,設計了二個船閘改造方案,包括鋼筋混凝土整體塢閘首結構、閘室和閘門的設計,並選定了啟閉機的主要技術參數和型;第四章採用了工程項目經濟評估方法對東溝船閘改造工程二個設計方案進行全面綜合比較后,確定了推薦方案。
  5. The result shows that the solar radiation pressure moments play a mainly part. based on kalman filtering, three kinds of attitude determination algorithms were studied using the attitude sensor now available on the explorer : the first based on digital solar sensor ( dss ) and gyroscope when the star sensor is not available ; another based on dss, high - gain antenna ( hga ) and gyroscope when the explorer is in the earth - safe mode ; the third based on star sensor combined with gyroscope when the explorer is in the normal mode

    針對配置了典型量敏感器的深空探器,基於擴展kalman濾波給出了其姿態確定的方法:針對星敏感器不可用情形,給出了使用太陽敏感器和速率陀螺定姿的濾波器演算法;針對安全下的對地穩定定向情形,給出了太陽敏感器和高增益天線融合速率陀螺信息的定姿演算法;針對正常巡給出星敏感器和速率陀螺聯合定姿演算法。
  6. As the requirements of its function, a bus control interface board has already been designed. also the paper have provided the scenarios demonstration for the bus control interface board ( bcib ), the design for the protocol of communication, the hardware for bcib, the software for bcib, and the software for the processor ' s communication. while the analysis for the capability of real - time and the calibration and test for subsystem have been also finished. during the design, the system advanced ability, reliability, resources availability and the cost - efficency ratio are considered. the issus such as system integrated control, mutual exclusion of the shared storages, generation of handshaking signal and system self - test were resolved

    本論文主要對空自衛系統的綜合化方進行了深入研究,並按其功能等方面要求,對空自衛系統綜合化總線通信塊進行了設計,主要完成了總線通信塊方案論證、通訊協議設計、總線通信塊硬體設計、總線通信塊( bcib )軟體設計、處理機通信軟體設計、實時性分析、系統調試、試驗等項工作,在設計過程中,綜合考慮了系統先進性、資源利用率、費效比及可靠性等因素;重點解決了系統綜合控制方、共享存儲器互斥、握手信號產生及系統自檢等問題。
  7. Based on the statistic materials of ports and shipping lines and the advice of specialists, this article analyzed the development course and status of passenger ocean transport on china - korea course, generalized the current problems. taking the port of weihai, qingdao and renchuan for example, using time series method, the author forecasted the volume of passenger on china - korea course in the next 10 years, analyzed the supply capacity and structure of passenger transport fleet, studied the constitute of the fleet, and made balance program for the passenger transport capacity on china - korea course, put forward tariff policy and competition mode of shipping companies

    本文在調查收集港各方面的統計資料,聽取有關專家的意見的基礎上,分析了中韓線海上客運的發展歷程和現狀,總結了現在存在的問題;運用時間序列預法,選取威海、青島和仁川為例,對山東半島至韓國間的客滾運輸線的客、貨運輸進行了今後10年該線的客流量預;分析了客運船隊運力供給及其結構,研究了當前船隊構成存在的問題,作出了中韓線客運運力的平衡規劃;提出運公司的運價策略,運輸競爭
  8. To evaluate the model in practice, we perform a case study using the real operating data from a major aircraft maintenance hangar in taiwan

    為評估的實用績效,本研究以一國籍機維修廠的實際修護資?為?進?試與分析。
  9. This research project, based on the existing problems in mathematics curriculum evaluation and the conceptions of mathematics curriculum as the guideline, systematically analyzes the basic characteristics of the developmental evaluation, i. e. multi - dimensional, formative, developmental, understanding and inspiring. drawing on the modern mathematics conceptions, multi - intelligence theory and theories of constructivism, this project systemically illustrated the connotation of the developmental evaluation : the key of evaluation is for application ; the goal is multi - dimensional ; the process is context - dependent ; the outcome is to promote the development. in view of the conceptions of developmental evaluation ( i. e. human - centered whole evaluation ; quality - focused overall evaluation ; participation - stressed autonomous evaluation ; future - faced evaluation ; guiding evaluation and inspiring evaluation ), the components of the developmental evaluation model in the new mathematics curriculum is analyzed in details in this project ( i. e. goal system, subject system and object system ) and the core structure of the developmental evaluation is established ( i. e. evaluation indicator system model )

    本課題研究以數學課程評價的現存問題為著手點,以數學課程理念為目標指向,系統分析了數學新課程發展性評價的多元性、形成性、發展性、理解性、激勵性等基本特徵;以現代數學觀、多元智力理論、建構主義理論以及成功智力理論為理論背景,系統闡述了數學新課程發展性評價之意蘊?評價核心聚焦應用,評價目標指向多元,評價過程依存情境,評價結果歸依發展;以數學新課程發展性評價理念,即以人為本的全體性評價、注重素質的全面性評價、注重參與的自主性評價、促進完善的引導性評價、不斷進取的激勵性評價、面向未來的期望性評價為標,深入剖析了數學新課程發展性評價的構成成分,即目標系統、主體系統和客體系統,由此構建發展性評價的核心圖?評價指標體系的:以數學新課程發展性評價過程為參照,尋求並創設評價準則的設計技術,評價權重的構造技術,評價信息的收集技術,評價結果的分析與處理技術;以數學新課程評價系統內蘊的一般認識論、發生認識論與發展認識論指導評價方法,詳細探討了檔案袋法、表現性評價、自我評價與同伴評定相結合的方法、蘇格拉底研討評定和驗法在評價中的應用。
  10. As composite material are widely used in navigation and physical education equipments for high comparing intensity and module, even it has the approxi - mate zero expanding coefficient, as the same time, configuration of composite has been aroused attention by scientific researchers, the goal of them is to find an integrated structure with high efficiency and intelligent and many function all along. grid structure is the right structure with the high efficiency, the researchers overseas have been studying the structure for many years, which manifests it has many excellent nature ; existing research indicate it has higher stiffness and intensity. the form can be detected in health easily for its open shape

    復合材料具有高的比強度和比量,同時又具有近於零的熱膨脹系數和良好的尺寸穩定性等優良性能,已經廣泛應用於空事業和體育器材生產工業,與此同時,尋求一種高效的、低成本的、並將智能化和功能化集於一體的結構形,一直是天追求的目標,具有點陣結構的復合材料格柵結構正是這種高效的結構形,表現出多項優良性能;國外對其進行了大規的理論分析和一些數值擬研究,已有的研究表明該結構具有良好的可設計與自動化生產性能而無材料之間匹配問題,開放的結構形為結構的健康檢提供了便利,具有廣闊的應用前景。
  11. The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article, and the following technologies are studied and realized : communication between com ports with oop technology, compound navigation with gps and glonass. calculate velocity, pseudorange difference, smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90, as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap, vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp. arithmetic of creation dem data based on contour line data from 1 -. 25000 map data with gjb format. texture the surface of terrains with corrected aviation image

    本文全面介紹了gps 、 glonass 、北斗導系統的組成、定位原理,研究並實現了面向對象的串口通信技術、 gps + glonass組合導速及偽距差分、相位平滑偽距差分以及有關誤差的型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐標系的坐標轉換、柵格地圖的顯示和管理、基於mapx的矢量地圖的顯示和管理、 1 : 25萬軍標數據和mapinfo的mif數據格雙向轉換、基於軍標數據的dem生成演算法、基於opengl的三維地形構造、空圖像紋理地形表面、三維坐標量算、虛擬現實擬導、三維地形的層次細化演算法以及數字圖像處理中的圖像增強、幾何變換、影像匹配等技術。
  12. Thirdly, based on the thought of motion - based ambiguity resolution, a bi - satellite attitude determination method using non - planar baselines is developed making full use of the satellites ’ geostationary property. focused on movement mode demands, the dissertation brings forward a method by large angle yawing movement accompanied with small angle pitch vibration to efficiently solve the rank deficiency problem of vehicle planar motion

    再次,在基於運動解糊的思想基礎上,充分利用北斗衛星對地靜止的特性,提出了一種非共面基線的雙星定姿方法,並重點分析了對運動特性的要求,提出通過伴隨小幅俯仰擾動的大角度偏運動方來有效解決載體平面運動的觀矩陣秩虧問題。
  13. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    跡產生器的設計,該跡產生器是研究組合導問題的前提,從國外一些研究組合導系統的文獻中可以看出,設計這樣一個跡產生器是非常必要的,所以本文自行設計了這樣一個系統;還討論了捷聯慣性導系統中捷聯解算的方法,並進行了擬研究,由於在本文設計的閉環反饋組合導系統中,對捷聯慣導系統的平臺誤差進行閉環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是導界的一個熱門研究課題;另外,本文還介紹了gps軌道及其星座擬的設計思想和方案,與以往gps軌道和星座擬不同的是本文從天體力學中計算春分點開始,逐步進行gps軌道及其星座擬,這樣的設計方法對從事衛星導的研究工作是有價值的;還對組合導中誤差建方法進行了研究,綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導卡爾曼濾波的誤差建方法,並運用實際研究工作中的量數據對該方法進行了驗證。
  14. Finally, in orthogonal curvilinear coordinate systems numerical model is established and applied in the yangtze river estuary in which some regulation plans are taken include submerged jets and groins. verifications are also done to verify water level and velocity. flow fields are computed for the analysis of effect of regulation engineering on the whole water area

    最後,應用正交曲線網格技術,建立了正交曲線坐標系下廣義淺水方程的計算,將之應用於長江口深水道整治工程的流場計算,進行實水位、流速驗證和流場擬。
  15. Based on the flying survey over the known cu - mo polymetallic deposits conducted by the aerogeophysical ( electric / magnetic ) integrated stations, the author, in accord with the principle of using the data of known deposits to guide the prospecting work of the unknown areas, has established an aerogeophysical ( electric / magnetic ) integrated prospecting model in search for porphyry cu polymetallic deposits in grassland, forest and swamp areas

    摘要通過空物探(電、磁)綜合站在已知銅鉬多金屬礦床上的飛行量結果,根據從已知到未知的原則,建立空物探(電、磁)綜合量在草原、森林、沼澤區尋找斑巖型銅多金屬礦的找礦
  16. Standard practice for determining application rates and distribution patterns from aerial application equipment

    空噴灑設備的噴灑速率和分佈
  17. The author has made an image of simulated reflectance and has achieved following results : ( 1 ) a predicted model which synthetically utilizes information of airborne survey and remote sensing to look for the sandstone type uranium deposit has been established. this model made full use of the advantage of multi - subjects and multi - methods, and reasonably extracted relative mineralization information in different geological data. the technique effectively integrates useful information of airborne survey and remote sensing in order to improves work efficiency

    論文針對勘查砂巖型鈾礦系統分析了遙感技術,提出了綜合利用物探遙感信息預砂巖型鈾礦的工作思路和放數據處理的新方法,並製作了擬反射率圖,取得了如下成果: ( 1 )建立了綜合利用物探遙感信息尋找砂巖型鈾礦的預評價;充分發揮了多學科、多方法的優勢,合理提取蘊含于各類地質資料中的有關成礦、控礦地質信息。
  18. Prior to its implementation, extensive trials on cda involving aircraft from cathay pacific airways limited initially and all other airlines in the final phase have been conducted with successful results

    處在決定實施持續降落前曾進行廣泛試,最初只涉及國泰空有限公司的飛機,最後階段則獲其他所有空公司飛機參與,試結果成功。
  19. The preliminary results are satisfactory, showing that the model would be a useful planning tool for international aircraft maintenance hangars to decide on their optimal aircraft maintenance plans in the operations

    初步試結果?好,顯示本研究應為一有效的規劃工具,以輔助機維修廠規劃最佳的機進廠修護排程作業。
  20. In this paper, on the basis of typical circuit fault model and conventional bit testing arithmetic, the verification platform for bit technique is founded, which is composed of a fault injector and a manage computer

    論文在研究空發動機數控系統典型電路故障和常規bit檢演算法的基礎上,建立由故障注入器和管理計算機構成的bit技術驗證試驗平臺。
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