電子管常數 的英文怎麼說
中文拼音 [diànziguǎnchángshǔ]
電子管常數
英文
vacuum tube constant-
Results the diagnostic accuracy of cut film with conventional ap and lateral views was 80. 5 %, the diagnostic accuracy of cine film with angulated views was 90. 0 % and the diagnostic accuracy of dsa using non - ionic contrast medium with angulated views was 96. 5 %
結果用快速換片心血管造影設備和常規正側位元投照時的兒童先天性心臟病心血管造影診斷符合率為80 . 5 % ，用電影心血管造影設備和軸位元成角投照技術時的造影診斷符合率為90 . 0 % ，採用數字減影心血管造影設備，軸位成角投照技術和非離子型對比劑時的造影診斷符合率為96 . 5 % 。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。Vil gmagyars g _ hajl ka n h ny k p az pusztaszeri ki ll t sb l : magyarorsz g kir lyai, uralkod i, csal df i, c merei, t ? rt nete, t rk pek, mer tett pap r, plak t
常州星光電子有限公司生產整流二極體引線，整流橋堆引線、數碼管引線、電感引線、電容器引線、耐熱合金圓銅線、高電導銅包鋼復合線纜，高精度圓銅線、鍍錫圓銅線。In this work, un - doped and nano sic doped mgb2 / fe tapes and wires were fabricated by the powder in tube ( pit ) technique, and the short samples were synthesized through two different routes of the traditional vacuum sintering and the sparking plasma sintering ( sps ). the sintering parameters were optimized in both sintering methods
本文採用粉末套管法（ powderintube ）原位（ in - situ ）制備了非摻雜和納米sic摻雜的mgb2 / fe超導線帶材，分別採用常規真空燒結和放電等離子燒結（ sps ）兩種方式合成mgb2超導相，優化了燒結工藝參數。Through analyzing the present chengdu electronic government network with the economical and practical thought, the paper propose a solution that selects domestic nc ( network computer ), domestic servers, and domestic linux os to build up a economical and adequate foundation information platform ; that uses open source java tools to develop essential and effective electronic government cooperation office software corresponding with our national conditions, addressing the demand of daily archives transfer, information communication and conference management ; that develops the data exchange engine based on xml and mail to apply safe data exchange between the office software in the electronic government network and the government portal in the internet, according to the logic separation of the electronic government network and internet
本論文本著經濟實用的思想，利用成都市現有的電子政務網路進行合理劃分、設計，合理選型國產nc網路計算機（ networkcomputer ） 、國產linux操作系統來搭建經濟、夠用的基礎信息平臺：利用開源的java工具開發適合中國國情簡潔、有效的電子政務協同辦公軟體，可滿足政府日常公文流轉、信息溝通、會議管理等需求：根據電子政務外網與公網邏輯隔離的特點，開發基於xml和郵件的數據交換引擎實現電子政務外網中辦公軟體和公眾網中政府門戶網站的安全數據交換。It just pursued net - site design and realized transaction in line. enterprise need charge all of business in line by virtue of outside service institution or inside specialized ec sector. the new application ca n ' t share information with the existing system, or develop groupware at the same time, or integrate unitive database
以往這方面的研究總是偏重於電子商務方面，往往脫離了企業內部信息系統建設，片面的追求網站的設計和網上交易功能的實現，常需要藉助外部各類服務功能體系或成立專門的電子商務部門專門主管一切事務，無法直接與內部信息系統間實現信息共享，組件開發和集成，集中統一數據庫。With reference to existent ecdis, we designed new electronic chart applying the technology of net and database. the methods keep the merits of the existent corrective methods and abandon their shortcomings, bring forword the 3 - layer system struction ( expresstion / application / data ), and be used in the csdl center netstation project, win the high opinion. this dissertation is about the research i have engaged in
本文在電子海圖顯示與信息系統的基礎上，研究基於internet網路和數據庫技術的網上電子海圖數據傳輸和電子海圖顯示及控制的技術方法，提出了（表示層/中間層/數據層）三層體系結構，並應用於現代物流管理中，該技術和方法被用在中海北方物流中心網站項目之中，並獲得非常好的效果。For the problem in editing commonly occurred in the press ' s daily affairs such as the classification of the data format of electronic file, this paper pots forward a solution to the electronic document management with respect to order and standard in the press
摘要通過對刊社編輯工作中常見的電子文件數據格式的整理和歸類，結合目前實際工作中遇到的問題，提出相關的解決方案，實現刊社電子文件管理的條理化、規范化。Based on the normal opening of electronic reading rooms, centralize the administration of all computers, and then provide 2tb storage for the digital movie resources
在保證電子閱覽正常使用的基礎上，對所以計算機設備進行集中管理，為數字化影視資源提供了共2tb的有效存儲空間。The system has powerful remote control function by using ie explorer to browse facility status, parameters, related configuration parameters and video files. it remarkably improves the capability of the management and ensures stable operating of the devices in the central room. it provides the fundamental protection for the normal running in the electrical government affair
系統具有強大的遠程管理功能，支持ie方式查看設備狀態參數及相關參數設置瀏覽視頻圖像，顯著提高了管理的水平，確保深圳最核心的機房設備的穩定運行，對政府的電子政務正常運行提供重要的基礎保障。According to the significant improvement in properties of ions and particles doped perovskite, tb and cnt doped pt materials were prepared, and the properties studied. tb and cnt doped pt powders and films were successfully prepared by sol - gel method. by differential thermal analysis ( dta ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ), x - ray diffraction ( xrd ), fluorescent analysis and dielectric constant analysis, the morphology and phase transformation, crystalline properties, fluorescent properties and dielectric properties of the materials were studied
本研究中採用溶膠凝膠法制備了具有優良結晶性能的稀土離子tb及納米碳管摻雜的鈦酸鉛（ pt ）超細粉末和（ 100 ）取向生長的薄膜，並利用差熱分析、掃描電子顯微鏡、透射電子顯微鏡、 x射線衍射、熒光分析和介電常數等多種分析測試手段對摻雜后的pt薄膜及超細粉末的相結構、光學性能、結晶性能以及介電常數等進行了研究。A new method of absolute calibration of photodetector sensitivity based on spontaneous parametric down - conversion ( spdc ) biphoton field is described. the process of spdc is studied theoretically. the single photon detection probability and two - photon coincidence probability are derived and the calibration principle for photodetectors is explained. an experimental system has been set up. the sensitivity of a photon - counting photomultiplier tube was measured, and the results were compared with those obtained using conventional method
討論了一種基於自發參量下轉換雙光子場絕對校準光電探測器靈敏度的新方法，著重推導了對自發參量下轉換過程中產生的單光子的探測概率和雙光子的符合速率，從而闡明了絕對測量光電探測器量子效率的原理.基於這一方法對光子計數型光電倍增管的響應靈敏度進行了測量，並將實驗結果與常規方法測得的結果進行了比較While abnormal event occurs, the system will pop up video pictures on the display and prompt related notice color changing or flashing in the corresponding position in the e - map. the user clicks the relevant position in the e - map to get the running status, the parameters and the picture information from the display
當某設備出現異常時，系統自動彈出異常發生的頁面，並在電子地圖對應位置的設備上顯示提示信息顏色變化動態閃爍，管理者可點擊該位置直接進入該設備運行界面，顯示設備當前運行狀態參數和圖像信息。分享友人