集電方式 的英文怎麼說
中文拼音 [jídiànfāngshì]
集電方式
英文
current collecting methods-
In america, the electronic signature legislation began with utah in 1995, utah digital signatare act is confined to regulate digital signature which is made by using cipher code, then, other states are also engaged in legislative activities to regulate digital signature, but the second state ( newyork ) has adopted a more common way in technology, in other words, the later legislation changed from concentrating on the concrete technolngy of digital signature to more widely regulating the common technology of all kinds of electroncc signature
在美國，電子簽名立法始於1995年的猶他州，該州法案只限於調整使用密碼的數字簽名。之後，其他州也開始了數字簽名立法活動，但第二個進行此種立法的州（即紐約）採取一種技術上更為一般的方式，換言之，其後的立法從「集中於數字簽名的具體技術法律轉向廣泛調整各種電子簽名的一般技術法律。 」On the basis of collecting and arranging a large amount of projects experience, conbined with construction diversion flood passing measures design and hydraulic model test of lihua hydraulic pawer station in 1995 and 1996, the dissertation studies the issues related with characteristics of concrete face rockfill dam including the selection of construction diversion flood passing standard and measures, flood passing during construction period and embankment stage, coffer dam design, construction scheme and general schedule etc. and present preference for project construction
本文在搜集整理大量工程經驗的基礎上，結合蓮花水電站在1995年及1996年導流渡汛工程措施設計及水工模型試驗，對混凝土面板堆石壩的導流渡汛標準、導流方式及其選擇、施工期渡汛及壩體填築分期、圍堰設計以及施工方案及總進度等與混凝土面板堆石壩特點有關的問題進行研究，為工程建設提供一定的參考。280ka aluminum smelting system is a large sized prebaking electrolytic tank developed and researched by our country. the whole system makes the control by means of centralized management and deconcentrated control. lt has the features of hight production and effciency, and, low investment, energy consumption and pollution, which are listed as hi - techindustrialization demonstrative project by the country
280ka槽鋁電解系列是我國自行開發研製的大型預焙電解槽，全系統採用計算機集中管理分散控制的方式進行控制，具有高產、高效、低投資、低能耗、低污染等特點，被國家列為高技術產業化示範工程。This text summarises several control forms of gushing out oil pump test platform simply, and mainly proposes analog and digital control schemes of close ring adjusting speed, at the same time, gives the principles and implementation methods used in parameters control and measuring, this text introduces the asynchronous electromotor " s control process, in which, fuzzy control arithmetic is used, and the control commands are passed on by means of communication between mcu and frequency converter. there are two parts in this system. one is superior computer that is ordinary pc, the other is hypogynous at89c52. the functions of superior pc are control and display information through screen, and the functions of ats9c52 includes control, collecting, display, treatment, uploading of all parameters
詳細介紹了應用模糊控制演算法，以變頻器通訊方式進行異步電機調速的控制過程。系統由上位機和下位機兩部分組成。上位機為普通pc機，主要實現系統控制、數據顯示等功能，另外還有數據庫瀏覽、數據列印等功能；下位機以at89c52為核心，負責所有參數的採集、處理、顯示、上傳、控制等。The development of fieldbus technology made lonworks field bus outstanding in all kinds of fieldbus. this paper simply introduces some kinds of common using fieldbus and the important position and influence of lonworks fieldbus in all kinds of fieldbus, carefully describes the technology core of lonworks technology, puts great emphasis on the introduction of the development and design of public security node of intelligent district which adopts computer, communication and control technology, carefully designs the interfaces of hardware circuits. the public security node of intelligent adopts 8031 single chip as its main processor to complete the application program of user, which mainly collects, process and control all kinds of field signal, and neuron chip 3150 as its slave processor to communicate with other nodes on field network, which works under parrel slave a mode
現場總線技術的發展使得lonworks技術脫穎而出，本文簡要介紹了常用的幾種現場總線的概況以及lonworks技術在現場總線技術中的地位和影響，對lonworks技術的技術核心：神經元晶元、 lontalk協議、 lonworks收發器、 lonbuilder及nodebuilder進行詳盡的描述；重點介紹了集先進的計算機技術、通信技術、控制技術為一體的智能小區安防節點的開發與研製，對節點硬體電路的各種介面進行了詳盡的設計。本文設計的智能小區安防節點採用單片機8031作為主處理器來完成用戶的應用程序，主要負責對各種現場信號進行採集、處理及控制，工作在并行從a方式下的神經元晶元mc3150作為從處理器，主要完成與現場網路上的各節點及中心控制室之間的通信工作。( 2 ) aiming at the requirement of safe storage of the electronic documents on the information integrated platform in manufacturing enterprise, using encryption / decryption and compression / uncompression techniques and saving the electronic documents as some special attribute object of large database and managing the enterprise electronic documents effectively through database, a safe access mechanism of functional grant < wp = 7 > and recommendatory grant to decrease grant management maintenance cost is proposed and the storage mechanism of special database attribute object is studied and the method for saving, accessing and retrieving electronic document quickly is constructed. thus these methods can make the electronic documents of information integrated platform in manufacturing enterprises get safe, reliable and quick access. ( 3 ) according to this circumstance in which web pages are selected as the user interface of manufacturing application system, the safe measures of access control over web page resources are provided
（ 2 ）針對製造企業信息集成平臺中電子文檔安全存儲要求，採用加密和壓縮技術，將電子文檔作為大型數據庫中某種特殊屬性對象來存儲，以數據庫方式對企業電子文檔進行集成的、統一的管理，提出一種訪問控制的增強型安全設計原則，基於此原則建立了管理授權和推薦式授權的安全訪問機制，用以提高系統的訪問安全性，並大大減少授權管理維護量；研究了特殊屬性對象的數據庫存儲機理，從而構造一種快速存儲、訪問和檢索電子文檔的方法，使得企業信息集成平臺的電子文檔獲得安全、可靠、快速的訪問。At present, the processor running the software in the circuit switch is highly integrated with circuit - switching based equipment
目前電路交換機中運行這一軟體的處理器是和採用電路交換方式的設備高度集成在一起的。We now take digital circuit approaches to realize the algorithms, i. e. using microprocessor to calculate harmonic components. so as to overcome disadvantages of analogy circuits, for example, instable circuit parameters, low calculation accuracy, inconvenient regulation and low integration level
在演算法實現上，採用數字方式，即採用微處理器進行數值計算，克服了模擬電路元件參數不穩定、計算精度差、調節不方便和集成度低等缺點。It has the remarkable characters of the limited recourse or without recourse and financing besides the balance sheet. it can avoid the trouble to get the domestic credit and to finance from the international capital market for the capital - intensive project. so it has much attraction for these large - scale projects of infrastructure of power plant, highway, railway, airport, water plant and the long distance transmission pipe, etc. which urgently needs to invest and at the same time be limited by the shortage of the capital
Bot投資方式具有項目融資的典型特徵， bot項目是項目融資的一種特定方式，它具有有限追索權或無追索權和資產負債表外融資等顯著特徵，可以避開國內信貸的困難，從國際金融市場上為資本密集型投資項目籌集資金，因而對于亟需加大投入、而又受到資金短缺制約的電廠、公路、鐵路、機場、水廠及長距離輸水管道等大型基礎設施項目具有很大的吸引力。The optimum conditions for air electrode preparation were shown as follow : 20 % ptfe and 20 % mno2 in active layer, thickness of active layer 0. 15 - 0. 25mm and the ratio of active carbon to ethine black 4 : 1 ; 60 % ptfe in the gas diffusion and waterproof layer, employing na2so4 as pore - making agents, thickness 0. 35 - 0. 45mm, colding forming and layer sequence catlytic layer / gas diffusion and waterproof layer / current collector layout ; employing 40 meshed nickel screen as current collector and thermal treatment temperature over 200
確定了制備空氣電極的優化工藝條件，催化層中ptfe含量約20 ， mno _ 2的最佳含量約為20 ，催化層中活性炭和乙炔黑的比例為4 ： 1 （質量比） ，厚度在0 . 15 - 0 . 25mm之間。防水透氣層中ptfe的含量約為60 ，以無水硫酸鈉作為造孔劑，厚度一般為0 . 35 - 0 . 45mm 。電極各層採用催化層/防水透氣層/集流體的排布方式，冷壓成型，熱處理對空氣電極的性能影響較大，熱處理溫度不低於200 。A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use
本設計最終實現了一個瞬態信號數據採集系統，它具有以下特點： ?採用usb介面進行高速數據傳輸，傳輸速度達100kbyte / s ； ?採用浮點a / d轉換技術，動態范圍達120db ； ?多種采樣觸發控制方式； ?最高采樣率100ksps ； ? 12位采樣精度： ? 32kb數據緩存； ?使用新型大規模電子器件，系統結構緊湊，重量輕，適合野外作業。In chapter 4, a simulation approach is presented, which combines the outdoor radio propagation model, the eigen - driven patterns of handset diversity antenna with two feed ports and combining schemes of receiving signals, to investigate the performance of a dual antenna handset under co - channel interference ( cci ) and multi - path fading environment
第四章首先用本徵激勵方向圖的概念來產生手機雙埠分集天線的接收信號矢量，然後將其與城市室外電波傳播模型、分集合併方式相結合，建立了分析在具有共道干擾和多徑衰落環境中手機雙天線系統的性能模型。The type of wireless transmission detaches the part of data acquisition from the part of data processing in order to improve the monitor system upon the practicability and security for the person. the universal serial bus is a kind of newer bus interface ' s criterion than other buses in the computer ' s technology. in the design, the universal serial bus is used as the interface between the system and the computer that makes the design possess a lot of features, such as easy operation, plus and play, none of exter nal power, and need not to install
無線數據傳輸方式將數據採集部分與處理部分分開，提高了監護系統的實用性和對人體的安全性；通用串列總線是一種較新穎的計算機總線介面規范，本系統使用通用串列總線作為系統與計算機的介面方式，使得本系統具有操作簡便、體積小巧、即插即用、支持熱插拔、無須外接電源、使用無須安裝等特點。For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described
在總線電纜的安裝方面，著重討論了電纜的選型原則、安裝方法和抗噪防擾措施；在安全保護設備安裝方面，介紹了總線系統中本質安全的概念、安裝方法、兩種供電方式（實體概念和fisco模型）下設備的選擇與安裝以及總線系統浪涌電壓的保護和設備安裝方法；在網路元件的安裝方面，主要列舉了通用終端器、中繼器、鏈路設備、總線電源及其阻抗模塊等的選擇、安裝和集成方法，為總線系統的安裝提供了可以借鑒的實用經驗。In assembled power - supply mode, a majority of equipments are supplied with power together by the power electric chest
在集中供電方式中，設計者將機載武器系統中各用電設備所需的二次電源集中到一起，成為電源電子箱。This paper analyzes and compares between the external power source supply methods adopted in chinese subway system from six aspects, including the reliability and quality of power supply system, the working management and the project investment etc. then the author comes to the conclusion that the concentrated method is better than the separate method in terms of external power source supply
摘要針對我國目前地鐵供電系統所採用的外部電源供電方式，從供電質量、供電可靠性、運營管理以及工程投資等六個方面進行了分析和比較，並得出集中供電方式優于分散供電方式的結論。In order to gather and analyse the load information automatically and promote the level and precision of distribution network plan, line loss analysis and operation mode adjustment, the data from distribution measuring devices, load supervising system and automatic message registering are centralized through mapping in dgis ( distributuin geography information system ) and other three systems
摘要為實現對配網中負荷的自動採集和分析，以提高配網規劃、線損分析及運行方式調整的水平與精度，採用中心數據庫數據集中方式將配電綜測儀、負控系統和抄表程序數據集中管理。Because of the worn equipment and the behindhand control means, the loading and unloading coal system has a high occurrence of malfunction and a low level in safety. the coal transportation system of sdkpp formerly adopted centralized electrical control means. advanced control system and management system was adopted in renovation, which made the coal transportation of high automation, perfectibility in management and high practicability
系統設備方面主要由於設備陳舊，控制方式落後，故障率高，安全生產水平低，輸煤系統原為強電集控方式，通過設備改造方案的實施，在原有設備的基礎上，採用先進的控制系統和上位機管理系統，自動化水平高，管理功能齊全、完善、實用性強。The combined cycle power generation burning natural gas and coal - based gas has become a practical power generation technology which is more and more popular world - wide for its both advantages of cleanness ( energy ) and high efficiency ( method of power generation )
以天然氣、煤層氣為燃料的聯合循環? ? 「燃氣聯合循環」發電集清潔（能源） 、高效（發電方式）於一身，成為當今世界愈加受到青睞的實用發電技術。While conventional slurry seal is applied as a means prolonging road service life in cities & countries worldwide, micro - surfacing is becoming more popular for its outstanding performance
2008年北京奧運會也承諾80的奧運場館照明採用太陽能電池供電，集中電站式供電方式技術已經比較成熟，在悉尼奧運會也多有應用。分享友人