數字擴展系統 的英文怎麼說

中文拼音 [shǔzìkuòzhǎnxìtǒng]
數字擴展系統 英文
des digital expansion system
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 擴 : 動詞（擴大） expand; enlarge; extend
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. By using this method, we could make the extended testin and controling system to satisfy the real - time requriement of application. this article is based on the research of " the helicopter ' s aviating load - data harmonized loading and sampling technology ". we studied the question of real - time in the helicopter ' s aviating load - data sampling system, and finally realized the real - time extension of the system which based on windows2000 to improve the real - time performance of the system

    本文結合中航二集團「十五」預研課題（ 41801100101 ） ? 「直升機飛行載荷數字化協調加載及數據採集技術研究」 ，對數據採集系統中的實時性問題和實時擴展技術展開深入研究，最終實現了基於windows2000測控系統的實時擴展，並將其應用於實際的採集系統研製和開發中。
  2. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: （ 1 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗，證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。
  3. According to the requirements of disign, the system apply mcu at89c2051 to extend 32 keybords, and meantime the system can use battery which can be recharged to supply power. as a whole, the system charact eristic of inputting by keyboard and interacting by chinese characters can display and store spectrum data automatically and accomplish data handling. what ' s more. the system can communicate with other computers by the interface of rs - 232c

    同時，為了實現人機交互，系統採用at89c2051擴展了32鍵鍵盤。在系統的供電方面系統可採用充電電池供電。總體來說，系統採用按鍵輸入，漢字人機對話，能自動顯示和存儲測量譜線，並完成數據處理工作，除此之外，系統可通過rs - 232c與其它計算機聯機使用。
  4. Improve the management level of coscon, meet the increasing demands in the capital market ; enhance the professional business ability, strengthen and develop the global container shipping network ; implement active sales policy ; solidify, penetrate and extend effective market ; equally develop fleet management and managing fleet, route extension and reduction ; build effective customer service system, win the market by “ high quality ” service ; bring the advantage of alliance cooperation into full play, improve the profit - making ability ; strengthen the use of information system, boost “ digital ” development ; implement the strategy of “ talent for strong business ”, train responsible company and responsible staff ; establish a complete financial and accounting system of capital operation to improve the level of financial management ; optimize the domestic and overseas management pattern, form a resultant force of the global container shipping network ; expand the scale of shipping capacity, enhance the company ' s competitive edge ; finish the transformation from sheer production operation to the double operations of capital and production, maintain the sound and stable development of business

    提高公司管治水平，滿足不斷提升的資本市場要求；增強專業化經營能力，鞏固發展全球集裝箱網路化運輸；實行積極營銷政策，鞏固、滲透和拓展有效市場；實現船隊經營與經營船隊並舉及航線擴張與退出並舉；構築有效的客戶服務體系，以「高品質」服務贏得市場；發揮聯盟合作優勢，提高盈利能力；堅持強化運用信息系統，催生「數字化」 ；實施「人才強業」戰略，打造責任公司、責任員工；建立完善資本經營財會體系，提高財務管理水平；完善海內外管理模式，形成全球集裝箱運輸營銷網路的合力；擴大公司運力規模、增強公司競爭實力；完成由單純的生產經營向資本經營和生產經營並舉的轉變，實現公司業務的健康、穩健發展。
  5. Meanwhile the paper analyzes the deficiency of current transmission coding and describes a new data transformation method, base91 coding with high encoding efficiency but low data extension

    論文同時分析了現有的電子郵件系統傳輸編碼存在的缺陷，提出了一種利用編碼效率高、數據擴展率低的數字數據變換方法：基數- 91編碼來提高編碼效率。
  6. The features of the new type of integration scheme can be described as follow : high division and easy debug are achieved in the scheme ; accumulative total is used, and the discord of integer part and decimal part are avoided in the scheme ; it can divide as well as detect direction ; it can integrate the counter into isp device and then evaluate the maxim frequency of the counter ; it also integrate square wave and some logic devices into isp device, and then improve integration, reliability, stability ; and have the character of software designation instead of hardware designation and in - system programming, and it becomes very easy to modify the circuit and to extend the function

    新型的集成化設計方案具有以下特點：細分數高而且調整方便；採用累積計數，避免大小數分別計數的不協調；細分同時完成辨向；可以在isp器件內完成計數功能，從而提高了計數器的最高工作頻率；同時將方波發生器和一些外圍的數字電路集成在一片isp器件內，提高了系統的集成度，性能可靠穩定；具有硬體設計軟體化及在系統可編程的特點，便於電路的修改和功能的擴展。
  7. For example, because of the limit of their cmos chip performances and the capability of their memorizers, this kind of balancing instruments based on singlechip machine are not fit for large digital operations in signal processing, and have difficult in test faint signal of vibration, and their expansibility are not good

    例如單片機類型的動平衡儀器，因其主晶元性能和存儲器容量的限制，對于信號處理的大量數字運算能力不強，小振動信號的測試性能不佳，系統功能的可擴展性有限。
  8. 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。
  9. Through strong strength of our company, with the jointed efforts of all the staff, our business is in continuous expansion from the production and sales of television monitoring facilities solely to design and construction of some comprehensive weak current systems, including digital safeguard, hard disk video recording dvr, theft protection and alarm, access door control, guard patrolling, building interphone, lighting and sounding, and the research, production and sales of the related facilities

    公司憑借雄厚的實力，在全體員工的共同努力下，我公司經營規模不斷擴大，業務范圍已從單一電視監控設備的生產與銷售發展到包括：數字安防、硬盤錄像dvr 、防盜報警、出入口控制、安保巡更、樓宇對講、燈光音響等綜合弱電系統的工程設計、施工及其相關設備的研製、生產與銷售。
  10. Then we explicate the hardware design in details, including implementing ad convert, extending multiple serial communications and external memory, and using cpld do some logic controls. thereby we implement abundance simulation interface, flexible digital interface and serial communication interface. at last we describe the software design, including software design of cpld basing on vhdl and software design of dsp

    本文首先介紹飛行模擬訓練系統的主要組成；接著說明飛控計算機整體系統方案的設計；然後詳細說明飛控計算機硬體平臺的設計，包括ad轉換、多串口通信、外部存儲器的擴展以及採用可編程邏輯器件cpld實現電路的邏輯控制等幾部分，體現了系統豐富的模擬介面、方便靈活的數字介面和串列通信介面；最後是軟體部分的編程，包括cpld部分的硬體描述語言程序設計，和dsp部分相關的程序設計。
  11. Designing a dll to offer function interfaces of images display, and functions of modifying system display, switching window mode to full screen, appending titles. according as directdraw surface type : overlay and off - screen, bring forward overlay project and off - screen project

    最後成果是提交一個動態鏈接庫，提供衛星圖像快視所需的顯示函數介面，以及擴展出的修改系統顯示設置、窗口模式到全屏模式的切換、全屏時疊加字幕的函數介面。
  12. Enhanced variable rate codec speech service option 3 for wideband spread spectrum digital systems

    寬帶頻譜擴展數字系統用增強的可變率編譯碼器語音服務選擇3
  13. Evrc 3 software distribution for tia - 127 - a - enhanced variable rate codec speech service option 3 for wideband spread spectrum digital systems

    Tia - 127 - a的軟體配置.寬帶頻譜擴展數字系統用增強的可變率編譯碼器
  14. The general requirement of communication system and the application potential in secure communication are expatiated. the chaotic secure communication methods home and abroad are also summarized, including chaos spread spectrum communication, chaos key - shifting, chaos parameter modulation, chaos masking, chaos cdma. the exiting problems and development direction are also pointed out respectively

    介紹了混沌學的發展過程和意義，闡述了通信系統的一般要求和混沌在保密通信中的應用潛力，綜述了國內外現有的混沌保密通信方法，其中包括：混沌擴頻通信，混沌鍵控，混沌參數調制，混沌掩蓋，混沌數字碼分多址等五大類，指出了各自存在的問題和發展方向。
  15. As the technological level of lsi and vlsi steadily development, the scale and the complexity of digital system are expanded at very high speed

    隨著lsi和vlsi工藝水平的不斷發展，數字系統的規模和復雜性正以前所未有的速度不斷擴大。
  16. The real - time automatic gain control makes full use of the delay feature of signal channel, and controls the synchronization of adc precisely, and adjusts the signal gain in real - time, and compensates the error in digital domain, at last, this kind of technology expands the dynamic range of system adc

    採用的實時自動增益控制電路利用信號通路的延遲特性，精確控制模數轉換器同步，實時調整信號增益，在數字域補償誤差，擴展系統動態范圍。
  17. For the teaching the hardware pwm inverter is designed, including the choice of power module, filter tache, auxiliary power supply, brake unit and protection circuits. in addition data sampling system is contrived with encoder and current / voltage sensors. the control circuit with tms320f240 for the core is presented at last. the circuit includes memory extension, d / a converter digital i / o interface and the interface of the serial port. the way of space vector pwm realization is briefly introduced in this paper

    接著，設計了pwm電壓型逆變器，其中包括主迴路功率模塊與濾波環節、控制電源、制動單元及保護電路設計。另外還利用霍爾元件與編碼器設計出數據採集系統。最後，給出了基於tms320f240的最小系統，包括存儲器擴展、串口擴展、數字i o介面以及空間矢量pwm的實現。
  18. This paper stresses on discussing the architecture, access protocol and implementation mechanism based on xml and web services technologies, researches key technologies of metadata information service and data uniform access and management in database grid, designs and implements distributed mis subsystem and das subsystem, which support multi - domain management. mis can provides metadata information for the whole system, such as das and clients, it uses domain name 、 logical name and internal name of data object to uniformly name database resources in grid and implements name mapping mechanism and user view metadata information service and provides virtual organization and management of database resources. das can provide a scalable uniform data access by virtual organization and management of storage resources and multi - mode data share access mechanism, thus integrate database resources in grid and shields distribution and heterogeneity of resources and achieves transparent access. system adopts data access mechanism based on user request mapping to flexibly implement data access across multi domains, and adopts distributed data cache mechanism 、 security mechanism based gsi to provide high - performance secure data service for grid users

    本文論述了griddaen - dai系統的邏輯結構、訪問協議、數據服務流程以及基於webservices 、 xml等技術的實現策略，重點研究數據庫網格中的元服務、數據統一訪問和管理等關鍵技術，設計和實現了支持多管理域的分散式元服務子系統和數據訪問服務子系統。其中元服務主要為整個系統提供各種元信息支持，它採用域名、數據對象的邏輯名稱、物理名稱和內部名稱對廣域環境下的數據庫數據進行了統一命名，實現了相應的名字映射機制和全局的用戶數據視圖服務，提供了數據庫資源的虛擬組織與管理方式;數據訪問服務通過提供可擴展的統一數據訪問和支持多種數據共享訪問模式，屏蔽了數據庫資源的分佈性和異構性，為用戶提供了統一透明的數據服務。
  19. The core component of data acquiring terminal on the spot is dsp. dsp can not only complete the task of monitoring and management, but also expand the function of the system in digital filtering and data compressing. the system uses embedded modem chip with low price to modulated the data which are transmitted on the pstn

    現場數據採集及發送系統的核心是dsp 。 dsp不但可以完成對現場系統的監控管理，還可以進一步擴展系統數字濾波、數據壓縮等方面的功能。系統選用低價格的嵌入式modem晶元完成數據在公眾電話網上的調制傳輸。
  20. Executes a command string or character string within a transact - sql batch, or one of the following modules : system stored procedure, user - defined stored procedure, scalar - valued user - defined function, or extended stored procedure

    執行transact - sql批中的命令字元串、字元串或執行下列模塊之一：系統存儲過程、用戶定義存儲過程、標量值用戶定義函數或擴展存儲過程。
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