電子管特性 的英文怎麼說

中文拼音 [diànziguǎntèxìng]
電子管特性 英文
lamp characteristic
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 管 : Ⅰ名詞1 （管子） pipe; tube 2 （吹奏的樂器） wind musical instrument 3 （形狀似管的電器件） valve;...
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 電子 : [物理學] [電學] electron
  • 特性 : characteristic（s）; character; performance; features; properties; behaviour; response; character...
  1. Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron

    迴旋脈塞器件? ?迴旋管作為大功率毫米波源，在等離子體加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景，因此受到了國際上的廣泛重視，特別是近三十年來，迴旋管得到了快速的發展，並成為了研究的熱門方向。
  2. Since entered 21 centuries, the customer elephant internet of the on - line bank is similar to become the geometric progression growth, trading the amount of money to amount to 60 renminbis in 2005. the on - line bank has all specific weight of business of bank more and more high, trade to act for the rate also at fly to increase soon. statistics according to the department concerned, the industry and business bank and canvass business the bargain of the bank network bank acts for the rate all already over 25 %, also is to say, have 1 / 4 of bank pay the business to pass the net to complete up

    網上銀行是金融領域的一場革命，將引發金融業經營管理模式，業務運作方式，經營理念風險監管等一系列重大變革。同時，網路經濟特別是電子商務的迅速發展，為網上銀行提供了極其廣闊的市場。本論文通過分析我國網上銀行發展的現狀及郵政金融業務，探討郵政部門建設網上銀行的需求和可行性，提出網上銀行的業務功能及對系統實施、業務發展的幾點思考，建議郵政部門抓住時機建設網上銀行，以促進郵政金融業務發展。
  3. ( 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。
  4. Last part, through analysis the situation of china and the special character of electronic commerce, a few suggestions are made by compare the rules of china with other countries and internationa l conventions

    最後，通過對各國及國際條約的比較研究，結合電子商務的特性及我國的實際情況，本文對我國的電子商務國際管轄權問題，提出了幾點立法建議。
  5. The lightning resisting level of microelectronic device, the property of tvs diode and solid - state discharge triode, three grades protection for power source device, grounding and shield requirement for communication system to protect lightning and the lightning troubles in recent years at hubei electric power company were introduced

    摘要介紹了微電子器件耐雷水平、新型防雷器件tvs管和固態放電管的特性、電源裝置的三級保護、通信系統防雷接地與屏蔽的有關要求和湖北省電力公司通信系統中近幾年雷害情況。
  6. Abstract : as the heart of twt ， the structure stability of grided electron gun directly affect pulse output performance of twt ， and the structural reliability under vibration stress are especial - ly important for today ' s manufacturers

    摘要：柵控電子槍作為行波管的「心臟」 ，其結構的穩定性直接影響著管的脈沖輸出性能，特別是在振動應力下的結構可靠性更是當今生產單位關注的重點。
  7. Following, we developed an electronic nose adopting advanced technology which combined capillary column to separate vocs according their different retention time and surface acoustic wave sensor coating with polymer film to detect the qualities of those vocs. in my article, lung cancer situation, breath detection principle, feasibility of electronic nose adopting breath detection, and the principles of spme & gc have been particularly introduced. and initially certified the correlation between lung cancer and the marker vocs by detecting lung cancer patients breath, normal human breath, and lung problem patients by solid phase microextraction ( spme ) and gas chromatography ( gc ) system

    本課題根據國外關于呼吸氣體中某些有機氣體成分和肺癌相關性的研究工作報告，採用固相微萃取?氣相色譜系統對肺癌病人呼吸氣體、正常人呼吸氣體、和其它類肺病患者呼吸氣體中的有機氣體成分進行對比檢測、研究，以期確定肺癌病人呼吸氣體中特徵有機氣體成分；並且期望建立首創的採用毛細管色譜柱與聲表面波傳感器聯用技術的電子鼻系統，與固相微萃取?氣相色譜系統作為對比檢測，能夠做到粗篩肺癌病人。
  8. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  9. In this paper, they are set forth at first that the kinds of computer - simulation of electronic devices, the development and the requirements of mosfet ' s model and the way of gain the models " parameters, the dc models have been bui it in chapter 2 and the models of big signals have been deduced in chapter 3, they are different from the equivalent circuit models in the traditional software pspice that they come from the numer i ca i - s i mu i at i on wh i ch is based on the essence equat i on, so the precision of simulation is enhanced ? mosfet ' s small signal models of low frequency, intermediate frequency and high frequency have been built in chapter 4 and chapter 5, although the equivalent circuit models in pspice are used for reference to bui id them, they have their own characteristics which are analyzed at a i i kinds of situations, so that the simulation software for mosfet can be written according them and it i s a i so benef i c i a i for us to catch the gen i us character i st i cs of mosfet and to d esign all kinds of applicable devices the correctness of the models is simply proved in chapter 6

    本文首先介紹了電子器件計算機模擬的分類、 mosfet的建模發展動態、對器件模型的要求以及模型參數的提取方法。在第二章中建立了mos晶體管在直流端電壓條件下的工作模型；第三章推導了mosfet的大信號模型，這兩類模型不同於傳統模擬軟體例如pspice中的等效電路模型，而是從模型方程出發，採用數值模擬的方法，提高了模擬的精度。第四章和第五章分別建立了mos晶體管低頻、中頻、高頻的小信號模型，雖然借鑒了pspice模擬軟體中用等效電路模型的方法，但是本文分別討論了準靜態和非準靜態時器件的本徵部分以及包含非本徵部分工作于低頻、中頻和高頻條件時的模型，可以根據這些模型編寫相應的模擬軟體，這樣在做器件的模擬分析與器件設計的時候，就可以利用模擬軟體逐步深入地分析器件在不同的條件下和器件的不同部分在工作時的各種小信號特性，有利於抓住器件工作的本質特性，設計出符合要求的各類通用和特殊器件。
  10. High frequency switching technique is becoming more popular in the power electronics area, the high frequency power transistors are applied in the buck - boost type chopper system. the characteristics of power mosfet and insulated gate bipolar transistors ( igbt ), some new kinds of power swithing devices, are deeply studied

    高頻開關技術是當今電力電子技術發展的方向，本文研究的buck - boost斬波系統中採用了高頻功率器件，所以本文對新型開關器件? ?功率mos場效應管[ mosfet ]和絕緣門極晶體管[ igbt ]的特性進行了初步研究。
  11. Along with silicon ulsi technology has seen an exponential improvement in virtually any figure of merit, as described by moore ’ s law ; the miniaturization of circuit elements down to the nanometer scale has resulted in structures which exhibt novel physical effects due to the emerging quantum mechanical nature of the electrons, the new devices take advantage of quantum mechanical phenomena that emerge on the nanometer scale, including the discreteness of electrons. laws of quantum mechanics and the limitations of fabrication may soon prevent further reduction in the size of today ’ s conventional field effect transistors ( fet ’ s )

    隨著超大規模集成電路的的發展，半導體硅技術非常好地遵循moore定理發展，電子器件的特徵尺寸越來越小;數字集成電路的晶元的集成度越來越高，電子器件由微米級進入納米級，量子效應對器件工作的影響變的越來越重要，尺寸小於10nm將出現一些如庫侖阻塞等新特性。量子效應將抑制傳統晶體管fet繼續按照以前的規律繼續減小。在這種情況下，宏觀的器件理論將被替代，可能需要採用新概念的晶體管結構。
  12. Electron gun is the foremost parts of twt, it can produce electron beam with a certain shape and current, in order to guarantee the reliability and security of work, it ’ s design have to meet to the requirement not only of electric parameter, but also all kinds of subsidiary characteristics such as filament pyrogenation efficiency, warm up time, shape size, pole space capacitance and the ability to be able to bear the press and all kinds of rigorous run conditions such as high temperature, high humidity, low air pressure, strong vibration and great strike

    由於行波管的大功率和高頻率等特性，目前還沒有任何其他的器件可以代替。行波管是應用高頻電磁場與電子注進行互作用的機理進行工作的，而電子槍是行波管中產生電子注並使它成型的基本部件，電子槍的結構設計決定了槍體自身必須具有良好的抗振可靠性，否則結構發生共振或振動位移過量，就會導致行波管的失效。因此對行波管電子槍的研究具有非常重要的意義。
  13. Research on their field emission characteristics with fem and fim is helpful to the understanding of their field emission mechanism and the relationship of their end structures with their field emission properties. two methods of assembling swnts on tungsten tips such as physical method and chemical method were provided. the influence of different assembling methods on their field emission characteristics was analyzed

    本文給出了將單壁碳納米管組裝到鎢針尖上的兩種方法，即物理組裝方法和化學組裝方法，並分析了不同組裝方法對單壁碳納米管場發射特性的影響，討論了單壁碳納米管場發射像與場離子像之間的對應關系以及單壁碳納米管場發射電流的穩定性及其影響因素等。
  14. Conclusions electron microscopic obser vations show that the alveolar epithelial cells, endothelial cells and basement membrane are all injured, interstitial macrophages hyperpplasia, mast cells infiltration and degranulation, electron - dense deposits at alveolar wall are present

    結論電鏡觀察可見特發性肺纖維化時肺泡上皮細胞、血管內皮細胞及基底膜均有損傷，並可見間質巨噬細胞增生，肥大細胞浸潤及脫顆粒，肺泡壁電子緻密物沉積。
  15. Due to their high aspect ratios and small tip radii of curvature, carbon nanotubes possess marvelous electron field emission properties, viz. low turn - on voltage ( e0 ) and large emission current density ( je ), and have good potential for using as materials in electron emitters of flat panel display

    由於奈米碳管具有極高的縱橫比與極小的尖端曲率半徑，因此奈米碳管有著超乎常態的電子場發射特性，低的場發射起始電壓與大的場發射電流密度，使其為電子場發射平面顯示器的良好材料。
  16. It is based on the network ' s characteristics, including data transfer accuracy, criterion and high - efficiency. meanwhile, in order to develop network ' s characteristics, we should enhance personal character, technique level, network safety and increase short - term funds

    第二節網路化對企業管理提出挑戰一、電子計算機及網路的發展二、網路的特點網路有其自己的特徵，概括起來包括：數據傳輸的準確性；資料傳遞的規范性；傳輸過程的高效性。
  17. Films of the cnx nanotube were produced by thermal decomposition on fe - coated si substrates, and their low field emission properties have been investigated. a high - emission current density of 1. 28ma / cm2 for an applied field of 2. 54v / u m was achieved, implying cnx nanotubes have better electron field emitter properties than the films of carbon tubes and bcn tubes do under same experiment conditions

    860熱解乙二胺，在沉積有鐵催化劑的矽片上生長出cn _ x納米管薄膜，並進行了低場致電子發射特性測試，外加電場2 . 54v / m時，發射電流達到1 . 28ma / cm ~ 2 ，比相同實驗條件下制備出的碳管、硼碳氮管薄膜的場致電子發射性能優越。
  18. Meanwhile, to avoid the risk of electronic payment, the author makes a comprehensive analysis on legal regulation definitions, and then comes to the conclusion that legal regulation has a great positive significance on the guarantee of the security of electronic payment

    第三章論述電子支付風險監管的法律內容和監管方式。討論電子支付的主體在市場準入、市場運作與市場退出時的風險控制;對第三方主體的特殊監管以及對洗錢行為監管必然性與必要性。
  19. As for the tv transmitter of uhf of which the power grade is above 10kw, the valve power amplifier such as the electron tube, klystron and iot are widely adopted in high - frequency linear power amplifier

    功率等級在10kw以上的uhf （特高頻）電視發射機，其高頻線性功率放大器普遍採用電子管、速調管、感應輸出管（ iot ）等電真空管放大器件。
  20. Non - destructive testing. characteristics of focal spots in industrial x - ray systems for use in non - destructive testing. part 5 : measurement of the effective focal spot size of mini and micro focus x - ray tubes

    無損檢驗.無損檢驗用工業x射線系統中焦點的特性.第5部分:最小和最大聚焦x射線電子管的有效焦點尺寸的測量
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