通信描述字 的英文怎麼說

中文拼音 [tōngxìnmiáoshù]
通信描述字 英文
cdw communication description word
  • : 通量詞(用於動作)
  • : 動詞1. (照底樣畫) copy; depict; trace 2. (在原來顏色淡或需改正之處重復塗抹) retouch; touch up
  • : Ⅰ動詞(陳說; 敘述) state; relate; narrate Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
  • 通信 : communication; communicate by letter; correspond
  • 描述 : describe; represent
  1. Virtual reality technology can provide " participants " with a feeling of being personally on the scene. as a main actor in the virtual environment, userscan control any objects in the virtual environment arbitrarily and can get reaction in time. in the hyperspace of the information, he can get acknowledge with their own percipience and cognition, and, seek the solutin, and form the new conception. the association of the virtual reality technology and java technology intensify the interaction between the users and viryual reality technology. with the interface provided by java, the user can control any objecs and change the attributes ( such as position, angle, color and etc. ). this paper formulizes application of the virtual reality technology in the system of the building seilling which uses the real three dimensions models to replace of static picture ' s and word ' s description. in the process of the practice, the paper analyses the difference between javascript, java claa and java applet, and formulize the their applications in this system

    用戶在多維息空間中,依靠自己的感知和認知能力全方位地獲取知識,發揮主觀能動性,尋求解答,形成新的概念。虛擬現實技術與java技術的結合增加了虛擬現實技術與用戶的交互功能,用戶可以過java提供的界面,操縱場景中的任何物體,並改變相應的屬性(如:位置,角度,顏色等等) 。本篇論文闡了虛擬現實技術應用在售樓系統中,用真實的三維模型來代替原有的靜態圖片及文,在實踐過程中,分析了javascript , java類,及javaapplet實現功能中的利弊,分別闡了它們在本系統中的應用,從理論上講,本課題所研究的虛擬現實技術不只適用於售樓系統的電子商務中,同樣可用於軍事和演習、醫學、教育、娛樂和工程設計等領域。
  2. By thorough analysis and synthetize this paper made a frame of the system of intelligent instrument and its hardware structure. as followed, this paper depicted design details of intelligent instrument " s hardware, it included the design of interface circuit, data commutations and digital logic of dsp, mcu, internet ' s chip and isp ' s apparatus etc., and have designed schematic map and circuit. so it accomplished the full design of hardware / software of the new type intelligent instrument

    本文具體給出了新型智能儀器硬體結構及實現,了智能儀器硬體設計細節,包括數號處理器、單片機、 internet接入晶元、可編程數/模擬器件等在新型智能儀器中的介面電路設計、數據設計和數邏輯設計等,詳細地給出了設計原理圖和電路圖;給出了新型智能儀器的軟體設計細節,從而完成了新型智能儀器完整的軟硬體設計。
  3. 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;然後分章節重點講了利用vc5402dsp實現掃探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃控制;藉助直接數集成器( 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;論文最後還介紹了掃管z向的數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。
  4. Bits supplies the synchronous timing signal to these equipments inside the telecommunicationt building, such as dps, atm, no. 7, dxc, tm & adm in sdh, don and in etc. the related techniques are involved in the content of synchronization ne twork, timing distribution, the timing signal transportations x impairments etc. the second chapter tells the structure and the function of the building integrated timing system. the third chapter summarizes the digital synchronization network techniques, which emphasizes the basic concept of synchronization networks analyzes the necessity of building the synchronization network and introduces all kinds of synchronization methods. the fourth chapter represents the transportation of the synchronization signal

    本文第二章講樓綜合定時系統的構成及作用:第三章概了數同步網技術,著重了同步網的基本概念,分析了建立同步網的必要性,講了各種同步方法;第四章闡了同步定時號的傳輸;第五章介紹了bits設備所支持的同步狀態消息;第六章、第七章為本文的重點,過對時鐘號建立數學模型,從理論上分析時鐘內部噪聲和相位瞬變產生時鐘定時號損傷的原理,企圖尋找到更好地控制頻率漂移的方法。
  5. To realize nolinear excitation controller, it must be improved that the disposal speed of nolinear excitation control " s signal. with analyzing and comparing all kinds of microcomputer excitation controller, a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger. it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation

    論文進一步針對非線性勵磁控制要求號處理速度高、息量大的特點,在對目前微機勵磁控制器分析基礎上,提出採用dsp控制器晶元作為核心處理器的微機勵磁控制器的解決方案,運用復雜可編程邏輯器件cpld晶元實現可控硅同步脈沖觸發單元,並簡要說明了verilog硬體語言和數脈沖形成邏輯的方法,過電路數模擬對所設計的數觸發單元進行了驗證。
  6. And pays emphasis on analyzing the system structure and system flow, the core techniques, the channel characteristic and parameters of dvb - t system. the system adopts some core techniques such as cofdm, a lot of tps ( transmission parameter signalling ) insert and guard interval, and so on. so it can withstand high - level ( up to odb ), long delay static and dynamic multipath distortion

    論文首先了數電視地面廣播的需求條件,技術難點和目前存在的問題,並重點分析了dvb - t系統結構流程,核心技術及系統道特性和參數,該系統採用了cofdm (編碼正交頻分多路復用) ,大量導頻號插入和保護間隔技術等核心技術,使之能抵抗高電平( 0db ) ,長延時的靜態和動態多徑失真,有利於數和模擬電視的混合傳輸,它的多載波調制模式功能和性能在移動和便攜接收、同頻網等方面具有獨特的優勢。
  7. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析,了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖號鑒相和計數、號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、用性較好和性價比高等特點。
  8. An envelope described with an rpc - literal binding must namespace qualify the descendents of part accessor elements for the parameters and the return value, as defined by the schema in which the part accessor types are defined

    對于定義部分訪問器的模式中所定義的參數和返回值,過rpc -文的綁定封必須限定部分訪問器元素的派生元素的名稱空間。
  9. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數號處理器dsp實現系統全數化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細一些實驗中的具體的細節問題。
  10. The comprehensive geological characteristic has been fully studied in this paper. on the basis of this, closely combining production practice, the favorable gas developing regions have been determined with the methods of sedimentary facies and combination of generation, reservoir and caprock, and logging parameters interpretation maps and regression formulas have been established with logging data, as well as reprocessing, interpretation and identification of gas reservoir have been done with computer. integrating the information and results of geology, logging, testing and geophysics, the gas reservoir distribution regularity of structure of no. 1 sebei has been described and reserves in place of no. 1 ' sebei gas field have been recalculated, which have provided a basis for next step of development in research area

    在近十多年,過提高地震資料處理精度、淡水聚合物泥漿的應用、數測井技術的運用、並加強了低電阻層和差物性層的試氣及氣田擴邊鉆探,大大提高了對氣層的識別,大量增加了氣層的層數和厚度,擴大了氣田的含氣面積,使氣田儲量過多次復查核算仍在不斷增加本論文充分研究了青海澀北一號氣田天然氣地質綜合特徵,並以此為基礎緊密結合生產實踐,應用沉積相與生儲蓋組合等方法確定氣藏有利發育區帶,應用測井資料建立測井參數解釋圖版並回歸公式,應用計算機重新處理、解釋和識別氣層,綜合地質、測井、試井、物探等多方面息與成果,了澀北一號構造的氣層分佈規律,重新計算了澀北一號氣田的地質儲量,為研究區下一步開發提供了依據。
  11. 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、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、方便靈活的數介面和串列介面;最後是軟體部分的編程,包括cpld部分的硬體語言程序設計,和dsp部分相關的程序設計。
  12. Combined with the research project of the advanced performance of wire rope in the port cranes, a key technological problem of the ministry of communications, this dissertation investigated the stress - effect on the magnetic flux leakage ( mfl ) of wire ropes and the law of the mfl signal changes during wire rope fatigue testing by experiments and modern signal processing methods based on the ferromagnetic theory, being aimed at the present problems of current wire rope testing technology. the characteristic parameters and quantitative descriptive specifications for wire rope defective signal were analyzed in detail. this dissertation present a novel method of quantitatively evaluating locate faults ( lf )

    本文結合交部重點科技項目「港口起重機鋼絲繩傳動件的高性能技術研究」 ,針對當前鋼絲繩電磁檢測技術中所存在的問題,以鐵磁學為理論基礎,以試驗和現代數號處理技術為手段,對鋼絲繩漏磁號的應力效應、鋼絲繩疲勞損傷歷程中的漏磁號變化規律做了深入的研究,對鋼絲繩缺陷號的特徵參數和缺陷的定量指標做了詳細的分析,提出了一種局部缺陷的定量逼近方法。
  13. It consists of two parts : channel modulator ' s controlling system and the receiver ' s controlling system, including the interface designing of the demultiplexer, the controlling of the channel demultiplexer, if modulator, tuner, the setting and transmitting of the system parameters, and the real - time monitoring of the whole system, etc. based on the descriptions of the scheme of bdb - t and the principles of controlling circuits, this paper presents the hardware and software designing methods of the controlling circuits, and realizes a powerful, multifunctional and reliable controlling system which can automatically record the operational states of the system and communicate with other personal computers through a rs - 232 serial interface

    控制系統是實現整個傳輸系統的關鍵部分,它分為道調制器控制系統和接收機控制系統兩大部分,其中包括了道解復用器用戶介面設計、對道解復用器的控制、系統傳輸參數的設置與傳送、中頻調制器的配置、數調諧器的配置,以及對整個系統的實時監控。本文在闡了bdb - t方案及其各部分電路的控制原理的基礎上,詳細了控制系統的硬體電路設計和軟體實現方法,實現了一套功能完善、性能穩定且具有自動記憶功能的控制系統,同時該系統過rs - 232串列介面可以實現與計算機的串口
  14. Information technology - international string ordering and comparision - method for comparing character strings and description of the common template tailorable ordering

    息技術.國際串命令和比較.比較元串的方法和用的模板剪裁命令
  15. Information technology - international string ordering and comparison - method for comparing character strings and description of the common template tailorable ordering

    息技術.國際元串的排序和比較.比較元串和用可裁剪模板排序的方法
  16. Information technology - international string ordering and comparison - method for comparing character strings and description of the common template taillorable ordering - amendment 1

    息技術.國際元串的排序和比較.比較元串和用可裁剪模板排序的方法.修改件1
  17. In first part, the article mainly describes the network circumstance that library faces with in developing information reference. through introducing computer network, internet, information highway, digital globe, library computer network and networked library, a network that covers all over the world appears before us

    第一部分了圖書館開展息咨詢面臨的網路環境,過對計算機網路、因特網、息高速公路、數地球、圖書館計算機網路和網路圖書館的敘,向人們展示了一張覆蓋天下、網路全球的天羅地網。
  18. The purpose of this article is to introduce the realization of medium frequency receive for bpsk pulse compress radar. and it includes the realization of constant false alarm rate ( cfar ) process. the main content of this article includes : ( 1 ) the introduction of radar medium frequency receiver ; ( 2 ) the introduction of medium frequency receiver theory ; ( 3 ) the simulation for medium frequency receive of bpsk pulse compress radar ; ( 4 ) the hardware realization for medium frequency receive of bpsk pulse compress radar

    本文的主要工作包括: ( 1 )介紹雷達數接收機的概念; ( 2 )介紹中頻數接收理論; ( 3 )介紹二相編碼脈壓雷達中頻接收的方案設計和模擬驗證; ( 4 )過硬體語言ahdl ,完成中頻數接收和脈壓處理演算法在fpga上的實現; ( 5 )完成雷達中頻數接收機號處理板原理設計,並同課題組成員一起完成硬體調試,並給出相應的測試結果。
  19. Give precise criterions and descriptions of some important concepts and disposals of data - hiding technique such as cover, stego - object, hiding information, data embedding, data extraction, stego - key, stego - analysis, insensibility, covert communication, digital watermarking, robustness and etc. then propose a general mathematical model of data hiding which cover most models proposed in other papers and establish the basis for further theory analysis

    本論文獨立完成的主要成果有: ( 1 )對息隱藏技術中的一些重要概念和處理給出了準確的規范和,主要有隱秘載體、隱秘對象、秘密息、數據嵌入、數據提取、隱秘密鑰、隱秘分析、不可感知性、隱秘、數水印、魯棒性等。
  20. This paper achieves expected digital filters program through algorithms descriptions, analyzing and realization, simulation, comparing on error and speed. this paper achieves expected digital interpolations program through algorithms descriptions, analyzing and realization, simulation, comparing on error and speed

    本文應用matlab號處理工具箱,過對數濾波器演算法的、演算法分析、實驗模擬、誤差比較,及性能比較,最終獲得滿足要求的數濾波程序,並編譯成c + +源代碼文件配合主程序調用,完成了系統聯調。
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