精確的復制 的英文怎麼說
中文拼音 [jīngquèdefùzhì]
精確的復制
英文
exact copy- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 確 : 形容詞1. (符合事實; 真實) true; reliable; authentic 2. (堅固; 堅定) firm
- 的 : 4次方是 The fourth power of 2 is direction
- 復 : Ⅰ形容詞1 (重復) repeated; double; duplicate 2 (繁復) complex; compound Ⅱ動詞1 (轉過去或轉過...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 精確 : accurate; exact; precise
-
Mister hwang claimed to have produced an exact genetic copy of a dog last year
去年,黃先生聲稱他已經製造出一隻狗的精確的基因復制。Among various fabrication techniques of thin film, the sol - gel process has gained much interest for the preparation of pzt thin film, due to ihe advantages of good homogeneity, easy control of composition, low in - ill i reaving temperature, easy formation of large area thin films pb ( zrxti : - k ) 0 :, ( pzt ) films were prepared on the ito coated glass plates and low resistor silicon wafer in sol - gel dip - coating process associated wi di heat treatment : at different temperatures and characterized by x - ray diffraction ( xrd ) and transmission electron microscopy ( tem ). lt is shown that the pzt ferroelectric thin films with ( 110 ) preferred orientation and well - crystallized perovskite structure can be obtained after annealing at 680 ? for 30 minutes on ito substrate and at 800 " c for lornin on silicon substrate
Pzt的制備方法有很多,其中溶膠?凝膠( sol - gel )方法可以和集成電路( ic )光刻工藝相互兼容,處理溫度低,有大面積塗敷性能,能精確地控制組分,無需復雜的真空設備,成本低廉,所以對于集成鐵電薄膜電容的應用這種方法有很廣闊的前景。本文利用sol - gel技術在摻錫的in _ 2o _ 3透明導電薄膜( ito )襯底和低阻硅襯底上成功地制備了pzt鐵電薄膜。運用了x射線衍射, sawyer - tower電路和lcr電橋分別對薄膜的晶化溫度,結構和電學性能進行了測試。The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing
本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線控制模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼; fpga視頻處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯控制;視頻數據幀存模塊為大量高速的視頻數據提供緩沖區;基準時鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號; d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用: i ~ 2c總線控制模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。This paper uses an optically modulated scatterer system to measure microwave field with minimal disturbance. this method is especially adapt to measure magnitude and phase of microwave field close to conductor and microwave field with complex path between source and field. so it can be used to measure radiation antenna ’ s near - field and microwave into slots
光調制散射器的測量方法最大限度地減少了測量裝置對被測場的擾動,特別適合於測量導體附近和具有復雜路徑場的幅值和相位分佈,可以用於對輻射天線近場的測試以及孔縫耦合中場的測量,可為天線的設計,微波孔縫耦合效應的研究提供較精確的實驗數據。The copyrights, deduction works and the author ' s spiritual rights and the symbols of the links shall be covered in the copyright law
與鏈接有關的復制權、演繹作品、作者的精神權利以及鏈接標志本身都應當在著作權利體系下明確自己的位於。Once stored, the signals can be transcribed back into an exact replication of the original signal whenever desired. ultra high speed data acquisition is the main technique in drfm. the most common use of the drfm is for replication of complex, coherent signals usually representing radar return signals
數字射頻存儲器是現代電子對抗系統中有源雷達干擾機的主要組成部分,用於將接收到的雷達信號的精確的復制信號返回該雷達系統,以此來混淆該系統。A physicist is especially useful in dealing with cloning questions : for example, using a sensitive enough barometer, a physicist could measure the atmospheric pressure at the top of a standing baby clone ' s head and at the soles of its feet and tell you the exact height of that baby clone. ( if a clone ' s foot even has a sole
研究復制人問題有個物理學家參與特別有用,譬如物理家可以用精準的氣壓計,測量一個站直的復制嬰頭頂和腳底的氣壓,然後告訴您他的準確身高(假設復制嬰的確有腳底) 。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系起來,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模式來進行的.由於其特殊性,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模式開發了一個面向工程制圖教學和學習的網路系統.該系統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,系統為學習者提供了專題簡介,然後是概念學習階段.系統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,系統將引導學生通過動畫和模擬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The reproduction and distribution of the materials must be in complete and unmodified form and must not be used in a manner adversely affecting the moral rights of the government
資訊的復制及分發必須是完整,未經刪改與及是準確無誤的,使用形式得無損政府精神權利。Zong on indicate, contain hysteresis on industry, nonlinear and complex control object, usually melt with intelligence control method can get than the pid control of tradition better control effect, natural, for compare accurate mathematics somewhat object, control still with the method of tradition effect ripen more some, but for too complex unknown system, have state method can get the control result of ideal
綜上所述,對于工業上含有滯后,非線性和復雜的控制對象,通常採用智能化的控制方法能獲得比傳統的pid控制更好的控制效果,當然,對於一些比較精確的數學對象來說,還是用傳統的方法進行控制的效果更成熟一些,但對于過于復雜的未知的系統來說,用上述的方法會獲得理想的控制結果。This recent restoration project was indeed a challenging and difficult task. one of the prerequisites was to make a precise recording of king law ka shuk before restoration so as to provide the specialists with a thorough understanding of the hall s history, original materials, as well as design and functions of the building. the office had therefore commissioned guangdong provincial institute of cultural relics and archaeology to conduct a detailed cartographic survey and to produce working drawings for the restoration project
是次修復工程可算十分艱巨和富挑戰性,為了確保敬羅家塾在全面修補之前有精確的紀錄,以及讓進行修繕工程的專家對家塾的歷史結構、建築物料、設計及功能有更深入的了解,辦事處特別聘請了廣東省文物考古研究所的專家來港,為敬羅家塾進行全面測量,以及繪制詳盡的測繪圖和修復工程施工圖。In traditional controlling theory, if there is an object will be controlled by automaton that must base on mathematical model, but these precise modeling are difficult in these process of agricultural machine moving. even if any mathematical models are found, but they often can be insolubility for their complexity, so there are much difficulties to control it by means of traditional controlling, instead that fuzzy controlling as a sort of intelligent controlling without any mathematical models
在傳統的控制理論中,對某一對象的自動控制,必須對該對象建立精確的數學模型,然而在農業機械的運動過程中來建立精確的數學模型是非常困難的,即使建立了一些數學模型,也會因為這些模型的復雜性而導致模型的不可解。In if the parameters of the friction model are unknown or unprecised, and the motor torque wave is periodic, the repeat - study control technique is used. we discuss the stable condition when introducing the technique into the system, and have a low - pass filter to ease the stable condition
針對摩擦模型參數未知或不精確的情況以及周期性的電機力矩波動,提出了重復與迭代學習控制方法,討論了採用重復控制后系統的穩定性問題,並得到了相應的穩定條件。The software that can calculate 3d complicated grain was developed. a code based on particularity of grain burnback was optimized to improve efficiency. the software has high calculation precision. convenient and speedy and it has been proved in engineering application. this work can provide a foundation for coupling grain burnback process to srm chamber flowfield numerical simulation
編制了三維復雜裝藥燃面的計算程序及應用界面,並根據燃面計算的特殊需要,對演算法進行了優化,從而提高了計算效率,達到了工程計算快速、簡捷、精確的目的,為進一步開展裝藥燃燒與發動機內流場數值模擬耦合計算打下了基礎。Because of the jet flow field for the prestage of hydraulic servo valve driven by jet flow, it is difficult to build an accurate mathematical model, thereby the analysis of servo pipe and whole servo control system is difficult to be carried out
由射流前置級驅動的伺服閥,由於射流流場的不確定性及流場分佈的復雜性,因而很難建立精確的數學模型,從而使伺服閥及整個伺服控制系統的分析難以實現。Liquid - solid extrusion of composite material is a new kind of metal forming process, which has been developed in recent years with a promising practical application prospect for its simple working procedure, low cost and good workpiece performance. but it is difficult to set up an accurate mathematical model because the process is a multivariable nonlinear time varying system. so this process ca n ' t be put into practical uses for the difficulties in process parameters control
復合材料管、棒材液-固擠壓成形工藝是近幾年發展起來的一種金屬成形新工藝,具有工序少、成本低、製件性能好等特點,應用前景廣闊,但該工藝是一多變量非線性時變系統,很難建立精確的數學模型,過程參數難于控制,限制了該工藝的實際應用。When several coke ovens are connected in parallel, there are many external disturbance factors, as well as complex coupling relations, so the discharge header pressure system of coke oven is a complex multivariable control system and there is no mathematical model up to now
在多座焦爐並聯生產條件下,集氣管壓力控制對象存在復雜的耦合關系,且尚無精確的數學模型,這就給集氣管壓力控制系統的設計帶來困難,難以實現精確的控制。In a water - supply system with constant press, press of punch has features that it is complicated, difficult to set up a precise mathematical model and with pure lag. so it is proper to control press with non - model control method based on man ' s experience
恆壓供水系統中,水泵出口壓力也具有機理復雜、難以建立精確的數學模型、有純滯后等特點,比較適合於採用基於人工經驗的非模型控制方法。Or " multitasking. " many developers believe concurrency demands elaborate mechanisms, and difficult threading code in particular, for a proper solution
許多開發人員都相信:作為正確的解決方案,並發性需要有精巧的機制,特別需要有復雜的線程代碼。Scientists are still working out the details of how dna is replicated so quickly and accurately an astonishing feat, since each human cell contains billions of base pairs lined up along nearly six feet of dna, all packed into a nucleus only one - twentieth the width of a human hair
科學家們還在努力查明dna快速精確復制的奧秘。 dna的復制是一項驚人的活動,之所以這么說,是因為每個人體細胞內有數十億的堿基對排列在近六英尺長的dna分子上,而所有這些物質都緊密分佈在只有人類頭發二十分之一寬度的細胞核中。分享友人