隨動交換 的英文怎麼說
中文拼音 [suídòngjiāohuàn]
隨動交換
英文
servo swap-
With the development of electronics and microcomputer, microprocessor - based protection has advanced. but some of them are just the republication of the electromechanical and electronic proteciton. they can not fully utilize the computing capability and logic judgement that the computer has and most of the microprocessor - based protection is running isolated
異步電動機保護的研究由來已久，隨著電子和微機技術的發展，異步電動機微機保護也得到了快速的發展，但很多僅是機電式和電子式保護的翻版，沒有充分利用微機所具有的強大的計算能力和邏輯判斷能力，而且目前的異步電動機保護裝置大都是單臺運行，與外界進行數據交換很少。With the fleet development of mobile communication industry, the security and secrecy of information has been becoming more and more vital. nowadays, the security of communication is of great importance to confirm the safety of business information. on the situation that the mobile phone has been diffusely applied, the hidden safety troubles of mobile phone should not be ignored ( such as wire tapping, imitated handset station, blue teeth connection, in exchange with electromagnetic wave, the back door of handset, lost & stolen & lost control of mobile phone, safety of non - tone increment operation of mobile phone and cell phone virus )
據統計，目前我國gsm網路[ 1 ] [ 13 ]已覆蓋全國絕大部分地區，用戶數已超過2 . 6億，並且還在高速增長;隨著手機應用的普及，手機存在的安全隱患及面臨的威脅日益突出（如主動竊聽、假冒機站、藍牙連接、電磁波交換、手機后門、手機被盜、丟失或短時失控、手機非話增值業務安全以及手機病毒等） ，手機安全問題已成為當前急需解決的重要問題。Cool wall wizard dreaming to automatically download various colors wallpaper to work intensely all day into your computer, no longer feel monotonous and boring ; extremely rich in the network wallpaper, the 12 classification, support manually download new wallpaper ; intelligent frame rapid trimming technology, adaptive various popular display size ; timing can be manually or replacement of desktop wallpaper, different timing of the transformation also supports random transform mode ; circle player in the process, support the insertion of local wallpaper, wallpaper and local networks of pictures that turn ; to hide / show desktop icons, wallpaper and user - friendly viewing ; since the launch set to boot, the first time you gave surprise ; cool wall wizard provide three kinds of styles console skin ( white fashion, classic black, gray and elegant ) ; wallpaper borders can set the color to the background transparent desktop text
雪狐酷壁精靈自動下載各類絢麗的壁紙，讓整天對著電腦埋頭工作的你，不再感到單調、無聊；極豐富的網路壁紙庫，十二大分類，支持手動下載新壁紙；智能邊框快速切邊技術，能自適應各種流行的顯示器尺寸；可以定時或手動更換桌面壁紙，提供不同變換時間的選擇，還支持隨機變換模式；循環播放過程中，支持插入本地壁紙，實現網路壁紙和本地圖片的交替顯示；可隱藏/顯示桌面圖標，方便用戶觀賞壁紙；允許設定開機自啟動，第一時間就給你驚喜；酷壁精靈提供有3種風格的控制臺皮膚（白色時尚、黑色經典、灰色典雅） ；還能設置壁紙邊框的顏色，讓桌面文字的背景透明。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。The reasoning of structured model : how to transfer structured model into mathematical model that can be solved by an arithmetic system ; the determination of the most appropriate target case includes two steps : the first is wide retrieval, and the second is extract retrieval that is a method driven by adaptation rules. the case base maintenance : case storage and case knowledge maintenance. the last part of this paper is about the real information system, which introduces the analysis and design of the information system and uses a real case to describe how the system operates
這些研究工作包括：事例和問題的知識表示：給出屬性集、結構集和目標集的事例表示方法；知識化模型的推理：結構化的模型如何轉化為求解系統可識別的屬性模型的過程；最相似事例的確定：兩步選擇過程，粗選過程按屬性相交度，精選按類比轉換的規則驅動的確定最相似事例的原則和方法；類比轉換的方法：確定在一定條件下的轉換方法；事例庫的維護：事例庫是可維護的，一方面隨著系統解決問題的增多，事例庫也會不斷擴大知識領域；另一方面，通過事例庫維護模塊，可以從用戶那裡得到新的建模知識。Since 1990s, e - data exchange, e - funds transfer and security certificate has been maturely step by step, especially the popularization of internet and e - commerce. the current business structure and distribution system will be changed and become the potential and active trading carrier in 21 century. e - commerce changes the traditional commodity trading concept and make the traditional taxation collection faced the new challenges
當前，以國際網際網路為媒介進行的商務活動正在全球范圍內興起， 20世紀九十年代以來，伴隨著電子數據交換，電子資金轉帳和安全認證等相關技術的日益成熟，特別是網際網路的普及，電子商務發展日益迅猛，全球電子商務即將改變現有的商業形態及其流通體系，將會成為21世紀最具潛力和活力的貿易載體，改變了傳統的實物貿易觀念，使得傳統的稅收征管面臨著新的挑戰。The problem and contradiction between environment and trade have been exiting at the beginning of production and exchange in our human society. with the globalization of economy and rapid development of international trade, this contradiction becomes more serious than before
環境與貿易問題自社會分工、生產交換活動一開始時就存在了，隨著全球經濟一體化趨勢的加快和國際貿易的迅速發展，這一矛盾日益突出，並且已經開始直接影響全球經濟發展戰略以及人類的生活方式、消費形式。The evolution of the local spin in a molecular magnet peg and [ mn4 ] 2 interacting with an injected electron is studied, we find that the variation in the magnetization of fe8, [ mn4 ] 2 and the electron spin crucially depends on the strength of the exchange interaction. we calculate the time evolution of the entanglement between the injected electron and fe8, [ mn4 ] 2
在磁性分子fe _ 8和[ mn4 ] _ 2的自旋動力學和糾纏演化的研究中，我們發現糾纏度隨著時間而改變；自旋和糾纏度的振動幅度強烈依靠于交換作用，結果提供了用分子磁體和極化電子進行編碼和讀出數據的可能性。It evolves in two ways : gradually through random mutation, and more rapidly as different strains of influenza swap genes inside a single animal or person [ see box on opposite page ]
病毒可經由兩條演化途徑得到在人類間散播的能力：隨機突變而逐漸適應，更快的是在同一隻動物或人體內與其他流感病毒交換基因（參見右頁全球流感病毒株的衍生途徑） 。With the development of filament winding technology, the equipment for filament winding forming processes are also improved continually. the computer, communication and network technology, which are under rapidly developing, are adopted more and more by enterprises. this results in the fact that the traditional manufacturing methods, which take the equipment as separate production units, can not follow up the automatization trend of filament winding manufacture
而作為其纏繞設備，隨著纖維纏繞技術的發展也在不斷完善，但近年來計算機技術、通信技術、網路技術高速發展，企業信息化程度的不斷提高，各個設備及各個工序之間數據量交換的不斷增大，傳統的將這些纖維纏繞設備作為獨立單元的生成模式，已越來越不適應于纖維纏繞工業的自動化進程了。分享友人