電子輕子數 的英文怎麼說
中文拼音 [diànziqīngzishǔ]
電子輕子數
英文
electron lepton number-
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。The paper focused on how to apply the new technology xml in application and support layer of e - government effectively. we made thoroughly researches on the format of electronic official document based on xml, the method of using xsl to format electronic official document, the definition of e - government business process based on xml and xml web services. we achieved the works following : ( 1 ) electronic official documents in many government web sites are based on html, and created by people
對基於xml的電子公文格式、用xsl格式化電子公文、使用xml來定義電子政務中的業務流程和xmlwebservices技術等新思想、新方法進行了深入地研究，主要完成了下列工作： （ 1 ）針對電子政務中數據交互的問題設計了一套基於xml的電子公文格式和針對該格式的xsl格式化樣式單，從而可以在程序中實現電子公文生成、顯示和傳輸的自動化，突破了目前大多數政府網站電子公文所採用的html靜態格式、人工生成頁面的方式，減少了政府網站建設過程中的重復性工作，減輕了繁重的維護任務。Active directory application mode adam is a new mode of the active directory directory service that is designed to meet the needs of line - of - business applications that require a dedicated lightweight directory access protocol ldap data store, e - commerce applications that require simple ldap authentication support, and enterprise environments that require an application directory that is separate from their network operating system infrastructure directory
Active directory應用程序模式（ adam ）是active directory目錄服務的新模式，設計用於滿足以下應用程序或環境的需要：需要專用輕型目錄訪問協議（ ldap ）數據存儲的行業應用程序，需要簡單ldap身份驗證支持的電子商務應用程序，以及需要獨立於網路操作系統（ nos ）結構目錄的應用程序目錄的企業環境。And the fuzzy control technology has been studied that reduce the stator terminal voltage to achieve higher power factor through testing power factor and using certain rules. the asynchronous motor intelligence operating control system plan design has been completed. simulation design and simulation experiment of the system has been carried on, and the simulation result indicated this intelligence control system has achieved the anticipated effect
在分析電機功率因數角的變化規律及功率因數角對晶閘管輸出電壓的影響的基礎上，提出了異步電動機在輕載或空載運行時通過檢測功率因數並經過一定規則降低定子端電壓來達到提高功率因數目的的模糊控制方法，完成了異步電動機節能運行控制系統的軟硬體設計，並進行了系統的模擬研究與實驗研究。Features a full range of modern library technologies, including the latest in digital technology to make the university s enormous library collections including printed volumes plus substantial microfilm and digital holdings conveniently accessible online. the main library houses the general library collections, and contains around 2, 470, 000 bound volumes
應用一整系列現代化圖書技術，亦大量投資在最新的數碼技術上，讓讀者可透過網際網路輕易從香港大學大的藏書庫已釘裝書籍及大量縮微膠片與電子書籍中查閱圖書。The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences
論文首先簡單介紹了掃描探針顯微鏡的發展、分類、工作原理及應用；接著對ti公司的tms320vc5402dsp的特點及外圍擴展作了簡單介紹；然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制；藉助直接數字集成器（ dds ）實現輕敲式原子力顯微鏡的微懸臂的「輕敲」 ； vc5402dsp的主機介面（ hpi ）與pc機在增強并行口（ epp ）模式下的通信；論文最後還介紹了掃描管z向的數字pid閉環控制，步進電機的自動進針，並對實際出現的一些電磁干擾問題作了討論。In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm
本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎，重新設計了以dsp為控制核心的控制系統，主要解決原系統存在的以下問題： （ 1 ） pc機既要實時控制數據的採集與發送，又要進行圖像的后處理，整個系統的實時性難以達到要求； （ 2 ）隨著spm功能的擴展，一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能，另一方面也意味著自動控制量的增加和數據處理量的增加； （ 3 ） 16位a d 、 d a都採用的是購買的板卡，也通過isa槽插在pc機內，成本高，不利於擴展； （ 4 ）另外，數字板通過isa槽插在pc機內，易受于擾，而且給安裝帶來不便。The isospin effect and k production in intermediate and high energy heavy ion collisions ( hics ) are hot topics in the nuclear physics. based on the isospin - dependent quantum molecular dyanmics ( iqmd ) model and self - consistent relativistic boltzmann - uehling - uhlenbeck ( rbuu ) model, we have studied them and obtained some interesting results. as for the study of isospin in intermediate energy hics, we ' ve investigated how both stength ( q ) and density dependence of symmetry potential ( sp ) affect many measurable observables, such as the yield, phase - space, and isospin distributions of fragments, as well as the correlations between intermediate - mass - fragment ( imf ) multiplicity n and charged - particle multiplicity n, light - charged - particle ( lcp ) multiplicity n, and neutron multiplicity n,
在中能重離子碰撞的同位旋研究方面，分別研究了對稱勢的強度（ c _ s ）和其密度依賴形式對中能重離子核反應各類碎片產物產額、相空間、及其同位旋的分佈，中等質量碎片多重數（ n _ （ imf ） ）與帶電粒子多重數（ n _ c ） 、輕帶電粒子多重數（ n _ k ） 、中子多重數（ n _ n ）的關聯等多種實驗觀測量的影響，以獲取對稱勢中該兩方面的信息，尤其著重於研究如何分別獲取有關該兩方面的信息的途徑。Meanwhile, doctors could see the number of claims rejected by health plans fall, and the administrative burdens of coding and billing decrease, as electronic medical records automatically generated bills to electronically send to health plans
同時，醫生可能看到因被健康計劃拒之門外而主張權利的人數下降，電子病歷自動的生成賬單並傳送給健康計劃組，因此檢驗和製作賬單這些行政上的負擔也減輕了。Frequency source is widely used in today ' s electronic equipment and even refered as " a heart " of many electronic systems. the frequency synthesizer with a lot of channels and high frequency stability by means of theory of phase locking has almost been a necessary component in the modern electronic systems such as telecommunication, radar and electronic countermeasure. the phase - locked frequency synthesizer can be generally divided into two kinds : one is digital phase locked frequency synthesizer, the other is analog sampling phase locked frequency synthesizer. compared with the prior, the latter has many merits such as lower phase noise, samller volume, lighter weight and lower power consumption and has a wide foreground in the equipments of microwave band
利用鎖相原理來獲得波道數目眾多、頻率穩定度很高的頻率合成器，幾乎已成為現代通信、雷達和電子對抗等電子系統不可缺少的組成部分。鎖相式頻率合成器一般分為數字鎖相頻率合成器和模擬取樣鎖相頻率合成器兩類。取樣鎖相頻率合成器與數字鎖相頻率合成器相比，具有相位噪聲低、體積小、重量輕和功耗低等優點，尤其在微波波段的電子設備中，具有廣闊的應用前景。Fdmrs is a very important equipment of the next generation avionics which can realize colligation digital and intelligence. fdmrs also can realize colligation of avionics improve airplane security improve campaign capability and lighten airman " s burthen
飛機數據管理記錄系統是新一代航空電子系統實現綜合化、數字化和智能化的核心與關鍵，對實現航空電子系統功能的綜合化、提高飛機飛行安全、提高飛機的作戰能力和減輕飛行員的任務負荷具有重要作用。In come to the develop requirement of avionics system, we have processed pre - research project in small scale intergrated, it will play an important role on aspect of intergrated functions, and promote military plane " s fight power, on the other hand, it decrease work pressure of pilot
機載顯示控制系統是新一代航空電子系統實現綜合化、數字化和智能化的核心與關鍵，對實現航空電子系統功能的綜合化、提高飛機的作戰能力和減輕飛行員的任務負荷起著重要的作用。Digital stb have got the prominent position in the digital stb development in dtv process, but in digital stb development, the software development is again very important, this paper research to the digital stb software technique and development joins together the st hdtv hardware flatform, the principle of real - time kernel and application is discussed, an epg scheme is investigated, and the scheme are realized in the system ; proceeded the research to the user interface sub - system, give the detailed design of the system, these functions or module are success from the software system at application
數字機頂盒在數字電視的發展過程中有著舉足輕重的地位，而在數字機頂盒的開發中，軟體的開發又很重要，本文結合st公司的hdtv硬體平臺、對數字機頂盒的軟體技術進行研究與開發，對實時內核的原理和提供的服務進行分析，研究了一種電子節目指南的方案，並在系統中實現了該方案，從而證實了該方案的可行性;對用戶介面子系統進行了研究，給出了該系統的詳細設計，從軟體系統在產品中的應用來看，這些功能或模塊的設計比較成功。Tokyo - electronics giant sony and another japanese company have developed a " paper disc " that can record more than two hours of high - definition images and be destroyed with scissors for foolproof data security, officials said
中文大意電子業巨頭索尼和日本toppan印刷公司聯合研發了一種「紙制dvd光盤」 ，可以錄制長達兩個多小時的高清晰度圖像，並可以用剪子輕易銷毀，因而更能保證數據的安全。Ocr system is the optical character recognition system, which has far - ranging use in many aspects such as auto - input and digital library. it is composed of two primary part - online recognition and offline recognition. the page segmentation system we have studied in this paper is a crucial part of the offline recognition
Ocr （ opticalcharacterrecognition ）系統的中文全稱是光學字元識別系統，它廣泛應用於文字的自動錄入，實際上是一種實現文字自動輸入的快捷省力的輸入方法，能夠極大地減輕數據錄入工作的強度、提高數據錄入的速度，可廣泛應用於電子出版、 internet網上資源數據庫和數字圖書館的建設。New mail message using microsoft office mail lets you create an e - mail message by using a data page that you created in microsoft access database, a worksheet that you created in microsoft excel spreadsheet, a slide that you created in microsoft powerpoint ( r ) presentation graphics program, or a document that you created in word
使用microsoftofficemail創建新郵件使用在microsoftaccess數據庫中創建的數據頁、在microsoftexcel電子表格中創建的工作表、在microsoftpowerpoint （ r ）演示文稿圖形程序中創建的幻燈片或在word中創建的文檔，可以輕松地創建電子郵件。In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described
汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械，由於安裝或運行中的原因，在轉子旋轉過程中，可能和器壁發生輕微的摩擦和碰擊，簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數，而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都表明這種方法對碰摩檢測很敏感，在碰摩發生的起始階段，包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹The group s principal technological innovation is its proprietary " matrix mapping system " for inputting languages and operating functions and features of small - and medium - sized electronic devices. this methodology allows users to input any symbolic or phonetic based language using a numeric keypad or mouse or touch screen based input system
全方位搜索系統集團主要的科技發明是其專利發明全方位搜索系統，具有輸入語言文字、操作中小型電子器材的功能及特點。這種方法讓用家使用數字鍵或滑鼠或輕觸式的輸入系統，輸入任何符號或語音為本的語言。Covering pc, exterior equipments, diy fittings to digital, mobile phone, games, household electronic appliances, automobile electronics and with the most novel topics, flexible reports and relaxing reading experience, it renders the most authoritative practical effect and deliver to its readers the sense of vision, hearing and feeling of products in a brand new style so as to satisfy their diversified demands for buying, using, playing and chatting
從電腦、外設、 diy配件，到數碼、手機、游戲、家電、汽車電子? ?以最新穎的選題、最鮮活的報道、最輕松的閱讀達成最權威的實用效果，以全新的風格，把產品的視覺、聽覺、觸覺體驗傳遞給廣大讀者，滿足他們買、用、玩、聊的多樣化需求。分享友人