特殊模擬系統 的英文怎麼說

中文拼音 [shūtǒng]
特殊模擬系統 英文
special analog system
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ形容詞1 (不同; 差異) different 2 (特別; 特殊) outstanding; special; remarkable Ⅱ副詞[書面語]...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 特殊 : special; particular; peculiar; exceptional
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications

    本文地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學型,分析了載波相位干涉測量的適用條件;採用傳的線性化解析法及蒙卡洛隨機法兩種途徑對雙星定向的精度進行了詳細分析,數學結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上,提出了雙星定向精度衰減因子odop的概念,揭示了雙星定向誤差表現的內部機理,對實際工程應用具有重要的指導意義。
  2. The simulation of these particular systems is based on a fractional integrator where the non - integer behavior acts only on a limited spectral band

    這種建立在有限頻率區間非整數階積分運算元的基礎上,其非整數階作用僅限於有限頻率區域。
  3. Cryptogrammic chip introduced in this paper has been tested on the altera ' s apex20ke fpga. the main clock frequency reached 40mhz. the chip includes 30, 000 les. in order to utilize esb resource in altera ' s chip, we adopted embedded rom and ram and can realize the function of whole system with only one chip. lt is the embodiment of methodology and notion of sopc ( system on a programmable chip ). the simulation of this cryptogrammic chip proves the correctness of function of the chip, which shows that the important ideology based reconfigurable architecture has special significance in designing of cryptogrammic chip

    本文所闡述的密碼晶元在altera公司的apex20kefpga上進行了測試。工作頻率達到了40mhz ,佔用了3萬個le . ,利用altera器件的esb資源,採用內置ram和內置rom設計方法,用一片晶元即可實現整個的功能,充分體現了sopc的設計方法和理念,對晶元的和測試均證明晶元功能正確,表明基於可重組體結構這一重要思想在密碼晶元設計中具有的意義。該晶元的設計遵循hdl設計方法學的一般方法。
  4. The kernel technique of 3d scene establishment used in 3 - dimension twr ( control tower ) control simulation training system ( tcsts ) was studied in the thesis, which emphasize on the construction methods of 3d model, 3d terrain and some special effects in software development

    本文研究了基於微機的機場塔臺管制訓練中用於場景生成的關鍵技術及其實現方法。作為重點,本文主要論述了三維實體的建,三維地形生成以及一些場景效果的實現方法。
  5. Combined with the actual condition of the plant simulator, this paper analyzes the native and abroad development of the simulation device. the main content is followed : introducing the characteristics and managing specialties of the simulator project in detail ; introducing the simulation object, describing the hardware, software structure and functions of the simulation object ; describing the exploitation process and mathematic model of the main steam, reheater, by - pass system, regenerative heater extraction, deareator, pipes, network system and pumps

    本文分析了國內外培訓裝置的發展狀態,並結合本廠機開發的實際情況,其主要工作如下:詳細介紹了機開發項目的占和管理性;介紹了對象和所開發機的硬體結構、軟體結構,以及它的功能;詳細介紹了作者參加開發的汽機的主蒸汽、再熱蒸汽和旁路,回熱抽氣和除氧,以及管道、管網和泵等型的開發過程和數學型。
  6. The hardware design which is the basis of the whole design based on sopc cooperates with the nios cpu to accomplish the functions of collecting ts information, detecting errors, and displaying information. the main content in this dissertation includes : ( 1 ) introducing the standard of mpeg - 2 system layer syntax and etr 290 standard about the three levels of detecting parameters ( 2 ) describing the structure and relationship of psi ; designing the hardware implement to accomplish the functions of collecting and analyzing ts information ( 3 ) analyzing and researching the three levels of detecting parameters to accomplish the partition of the hardware and software design, designing the detecting modules cooperated with the software and verifying the functions according to simulation ( 4 ) debugging and testing the design to verify it can achieve our requirements

    論文的主要內容包括: ( 1 ) mpeg - 2傳送流層的語法規范的介紹和dvbetr290標準中關于對碼流進行三層檢查和監測的參數的介紹; ( 2 )描述了傳送流信息之間的結構關,介紹了用硬體方式實現碼流基本信息的提取的設計方法,並將這些信息提供給軟體進行分析處理和結果的顯示,從而實現對碼流提取和分析的功能; ( 3 )對碼流的三層監測參數進行了分析研究,完成設計的軟硬體劃分,通過硬體設計方式完成對各個監測塊的開發工作和時序驗證,實現碼流監測功能; ( 4 )介紹了對碼流基本信息進行提取、分析和碼流檢錯的硬體設計的調試情況和實驗驗證工作,以及最後與軟體設計部分進行聯合調試的情況
  7. This paper introduces the simulation method and advanced computer technology combining with ship statics principle into cargo shipment of bulk grain carrier, and develops loading simulation system of the bulk grain carrier. and introduce the principle of system and method of implement particularly. this paper describes the relating high precision calculation algorithms of the stability, trim and strength calculation used by the loading software in detail, focuses on the algorithms of numerical value integral and curve difference and imitate algorithms

    另外,本文還引入的方法,採用先進的計算機技術,結合船舶靜力學原理和散裝穀物船舶穩性校核的要求,開發了散裝穀物船舶的裝載,並詳細介紹了該的原理和實現方法,在計算方法上,採用了高精度的浮態、穩性、和強度的計算方法。
  8. The weather analysis and climatic characteristics of the heavy - hard rainfall in this area, structure characteristics during the rainstorm, the mechanism and structure of mesoscale systems bringing rainstorm and etc. are studied by conducting diagnostic analysis, theory of dynamics and numerical simulation. the influence on the rainstorm causing by mesosc ale topography piling on the plateau, the particular valley topography in northeast plateau and complex surface vegetation are researched by numerical experiments

    本論文試圖採用診斷方法、診斷和天氣動力學理論相結合的方法、數值等方法對高原地區大到暴雨的天氣、氣候徵,暴雨產生時的物理量場徵、產生暴雨的中尺度的發生機理和結構徵等方面進行研究,對疊加在高原上的中尺度地形、高原東北部的外流河谷地形及復雜下墊面性質對暴雨的可能影響進行數值試驗,以揭示高原暴雨發生發展的物理機制。
  9. Finally, a feedback control system of neural network was designed and a special learning method was produced to train the neural network which was applied in the non - linear model of semi - active suspension. the result of test showed ride comfort and handling was improved preferably after the control, and the semi - active suspension system harmonized the vehicle performance with the controller

    最後,設計了神經網路反饋控制,採用一種學習(直接學習)方法對其進行訓練,並將其應用於半主動懸架非線性型的驗證,通過對多種路面激勵輸入條件下的分析表明:該神經網路反饋控制可以較好地提高車輛的乘坐舒適性和操縱穩定性,採用這種神經網路反饋控制的半主動懸架,可以較好地協調車輛性能。
  10. This thesis devoted to study three - dimensional data stored in database, three - dimensional optimization, the corresponding algorithm of two - dimensional data and three - dimensional data and principle of interactive technical application of virtual reality with three - dimensional model at the theoretical research. the goal of technical research is to develop a set of interactive system based on virtual reality and web with the ordinary computer, namely create a real - time and lifelike virtual reality environment without special hardware equipment, and applies this environment to the interactive system like inquiring, thus to set up a kind of high - quality interactive visiting and inquiring system based on technology of a new generation virtual reality

    理論研究的目標致力於三維數據在數據庫中的存儲、三維型的優化、二維坐標與三維坐標的對應演算法及虛現實互動式技術應用的原理;技術研究的目標是在web環境下,利用普通微機開發出一套基於虛現實技術的互動式,即在無需硬體設備的條件下,能夠創造一個實時逼真的虛現實環境,並將此環境應用於查詢等互動式過程,從而建立起一種基於新一代虛現實技術的高質量的互動式訪問與查詢
  11. Engineering drawing has always been labeled as a practical subject. a combination of geometrical, building. mechanical and electrical drawing, it relates between theory and the picture of reality. engineering drawing will provide an accurate and complete ptcture for every object tn terms of shapes and sizes. usually, it is taught using the face - to - face teaching mode even in an odl environment. due to its nature, some students may find difficulty in imagining and interpreting the drawings. however, the availability of sophisticated technology provides the opportunity for the learning of engineering drawing to be enhanced via online. a web - based system for teaching and learning engineering drawing was developed based on a constructivism model. the web - based system is tailored for several topics of engineering drawing such as orthographic projection, sectional view, isometric and oblique drawing at the secondary level. the learning strategy consists of multiple phases beginning with introduction, concept learning, engineering drawing method, application and exercises. during introduction, students will be exposed to an overview of the topic followed by learning of specific concepts. the system provides a learning environment that allows engineering students to view objects from different angles, such as third angle projection and first angle projection as well as views of plans, side and front elevations. after learning about the concepts, students wilt be guided through the various steps in drawing methods for each topic via animations and simulations. learners are able to view any section repeatedly. examples of real application of engineering drawings were also given using graphic, animations and video. to evaluate students understanding, exercises were given at the end of each session

    工程制圖一直被認為是一門實踐性學科,其整合了幾何學、建築、力學、電子制圖等,從而將理論與現實圖像聯起來,工程制圖能為每個不同形狀、尺寸的物體提供精確的、完整的圖像.通常,即使在開放與遠程教育環境中,工程制圖的教學也是通過面對面的教學式來進行的.由於其性,一些學習者可能難以想象並解釋這些圖像.然而,尖端的技術使得可以通過在線的方式加強工程制圖的學習.研究者基於建構主義式開發了一個面向工程制圖教學和學習的網路.該適用於幾種工程制圖,例如展開圖、刻面圖、等角圖和斜角圖.學習過程包括導論、概念學習、工程制圖方法,以及應用與練習等階段.在導論階段,為學習者提供了專題簡介,然後是概念學習階段.所提供的學習環境允許工程專業的學生從三維透視、一維透視、平面圖、側立面、正立面等不同角度來觀察物體.經過概念學習階段后,將引導學生通過動畫和學習每個專題中制圖方法的不同步驟,學習者也能重復觀察任何剖面.另外,還通過圖像、動畫和視頻等方式展示真實的工程制圖應用案例.最後,為了評價學生的理解能力,在每部分內容後面都附有相關的練習
  12. As the traditional navigation system ca n ' t satisfy the requirements of the autonomous underwater vehicles ( auv ) navigation and position. we study a depthometer - doppler - aided strapdown inertial navigation system ( ddsins ) in combination of the developments of periodic navigation technique and some practical problem posed by the mathematical and variation of output data of doppler, furthermore, the digital simulation and semiphysica test are made to verify the validity of the algorithm, the main research work are as follows : design of the strapdown inertial navigation system of auv

    由於傳的導航很難滿足遠程水下航行器精確導航、定位的要求,本文在充分考慮使用性的情況下,結合國內、外導航技術發展的實際狀況和發展方向,研究了水下航行器組合導航的誤差,重點解決了因多普勒輸出數據周期長和周期時變而給導航計算和濾波器設計帶來的問題,並進行了和實物測試,和實物測試結果表明本文所研究的設計方案合理,可以達到某型水下航行器導航、定位需要的精度。
  13. In this system, the velocity and position synchronization of the two motors is the very important thing. in this sense, the improved cross - couple control algorithm for synchronized motor control is used to emphasize synchronization between the two motors at expense of following the command absolutely. in case of synchronization for multiple motors, the real time data communication is necessary

    在這個中,兩臺電機速度和轉角的精確同步是最關鍵的,根據這一要求,本文研究了已被廣泛應用的非耦合控制演算法和傳的耦合控制演算法,提出了改進的耦合控制演算法對兩臺電機進行控制,並對幾種控制演算法進行分析。
  14. The basic physical and mechanical properties, mineral composition, micro structures, swelling potential, consolidated drained triaxial shear strength, parameters of constitutive model and residual strength of the soft clayey rocks were tested in laboratory with a large number of natural samples. the changing trend of the strength about these rocks is obtained by modeling the condition of softening due to immersion. from the principles of modern soil mechanics, the structural and swelling characteristics of soft clayey rocks were analyzed systematically

    本文通過現場調查,查明風化泥質軟巖的宏觀結構徵,利用現代試驗測試手段,取原狀土進行土室內土工試驗,測定土的基本物理力學性、礦物成分及微觀結構、膨脹性、三軸排水剪強度及本構型參數、軟化殘余強度,並土體在長期浸水軟化后的強度變化趨勢,測試該類土的浸水軟化殘余強度。
  15. On the base of the fujian power system that has the special configuration of " large power generator with small power system " in 2000, constructs power system models of fujian and fujian interconnected with other parts, does a lot of calculation and analysis and simulation, researches the security mechanism and rule of the fujian special power system interconnected with large power system. the above connection can keep security and stability and can make obvious benefits, but when the transmission power reach to excessive quantity the main power grid will increases interconnected flow - in or flow - out exchange power load. the power operation state tended to instability ; the infirmable interconnection make s the damp infirmable

    本文以2000年前後具有「大機組小電網」結構的福建電力為背景,建立了福建電力及其與外部互聯的數學型,開展大量的計算分析,研究了「大帆組小電網」電力與大容量電力互聯偏弱的安全穩定性的機理和規律:前述互聯可以安全穩定運行,取得顯著效益,當傳輸功率達到一定量后,主網架增加了送出或吸收互聯交換功率的負載,運行狀態向穩定性水平有所下降的方向轉移;聯絡偏弱使阻尼偏弱,聯絡線小幅低頻振蕩和大幅低頻振蕩易被激發,聯絡線一旦重載斷開,高周或低調嚴重。
  16. After a long time evolution, the system finally reaches a stable state at which the magnetization and the equal time spin - pair correlation are periodic oscillating functions with the equal period as the external field. numerical simulation shows : when the amplitude of external filed is large, there exits a particular temperature at which the average magnetization and the average spin - pair correlation are almost unaltered with various field amplitude ( i. e. magnetic susceptibility is zero ), and the particular temperature depends on the number of the spin states, cutting down with q increasing

    由數值得到:當外場幅度較大時,存在一個的溫度點(我們稱之t ) ,在這個溫度點,的平均磁化強度和平均等時自旋對關聯隨外場幅度的變化幾乎保持不變(即磁化率為零) ,並且這個溫度的大小依賴于自旋態數目q的變化, q越大,這個溫度就越小;而當外場較小時,確信存在有限大小的臨界溫度
  17. First, variable speed constant frequency wind energy convertion theory is described in this paper, then presents a review on the development of wind turbines control and the main types of generator and static converters used to interface variable speed wind turbines to the electric grid. then discuss main circuit constructure and advantage of direct drive wind energy conversion system and introduce pitch - control method for wind power traction and electric power stability. simply aerodynamic characteristic of the turbine is analysised and permanent magnet synchnonous generator math model is established. to convert the variable frequency electricity into utility grid, back to back four - quadrant pwm - vsi is used and three typies of control strategy is presented to capture the maximum wind energy and transmit energy. then simulation is implemented to test the control strategy. in the following chapter a simple ac - dc - ac converter with a dc - dc boosting chopper is proposed to transmit the wind energy into electricity energy and two control strategy is presented

    建立了永磁電機和變流器的數學型,針對雙pwm變頻器的點提出了三種控制策略對變流器進行控制,通過變流器交-直-交的變換,將發電機發出的變頻變幅值交流電轉化為可用的恆定頻率的交流電,通過pwm調治能使其輸出功率因數為一,並且該控制功率因數為可調,能在情況下同電網交換一定的無功功率,並通過對變流器的控制實現了最大風能俘獲的功能。最後採用matlab / simulink進行了,取得了良好的效果。在風力發電中,採用先進的最大功率俘獲演算法,能有效的從風中獲得最大的能量。
  18. After a great amount of detailed computer simulations and concise qualitative and quantitative theoretical analysis, the turbo codes " parameters and fpga specific hardware implementation architecture suitable for being integrated into dtv systems are determined. furthermore, the codec is completely designed with verilog hdl, ending with an occupation of less than a 600 - thousand - gate fpga chip. at this lowest hardware cost, a white noise snr threshold of 1. 8db at a net stream rate of 6mbps is achieved, which exceeds all other existent dtv systems " performance

    經過大量詳細的計算機軟體和簡明扼要的定性與定量的理論分析,最終確定了數字電視中適合採用的turbo碼參數及針對fpga構架的硬體實現結構,並用verilog硬體描述語言完成了turbo碼編譯碼器的完整設計,以佔用不到一片60萬門fpga晶元的較少的硬體資源取得了在6mbps凈碼率下1 . 8db的白噪聲信噪比門限這一遠遠超過現有任何數字電視的性能。
  19. By the simulation results, it is verified to have excellent performance. a class of uncertain nonlinear systems which can be transformed into strict feedback nonlinear systems is investigated based on feedback linearization approach of differential geometry. an adaptive robust controller with l2 - gain is proposed by using backstepping technique. the numerical method is given and it is proved to be practical by simulation results. lt is a more practical method to solve hji for a special nonlinear system because the problem to solve hji is very difficult in general case, and only get the approximate solution when it can be solved. an effective method to solve hji is presented for a class of nonlinear system which is ordinary

    考慮到一般情況下,求解hji是非常困難的,並且也只能得到近似解,因此,在設計時,針對具體非線性結構以求解hfl是設計的一種行之有效的方法,基於以上考慮,對一類具有廣泛工程背景的非線性,提出了一種求解hfl的有效方法,便於實際應用。最後,從波能譜的角度,研究隨機海浪的問題,給出了船舶橫搖中需要的隨機海浪有效波傾角的方法。
  20. An addition can be informative material, a specific practice, a specific goal, or a process area that extends the scope of a model or emphasizes a particular aspect of its use

    翻譯:需要收集(或羅列、積累)的可以是:原始信息處理,工作過程記錄,目標指標建構或者工序的操作,這些可以拓展場景的適用范圍或者突出強調范圍內某一方面的具體細節。
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