驗證字 的英文怎麼說

中文拼音 [yànzhèng]
驗證字 英文
check word/authentication
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : Ⅰ動詞(證明) prove; verify; demonstrate Ⅱ名詞1 (證據) evidence; proof; testimony; witness 2 (...
  • : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
  • 驗證 : test and verify; checking; proving; testing; confirmation; [數學] corroboration; inspection; veri...
  1. On the basis of realizing the fire - control real - time simulation system in the antiaircraft artillery weapon system, this paper designs and constructs the distributed weapon system numerical simulation platform based on ethernet, which uses the simulation technique, network communication technique and virtual reality technique. the platform is used for researching and realizing the antiaircraft artillery training simulator. also, it can be integrated with the actual equipment to construct semi - physical simulation system to make the theoretical validating experiment

    本文以實現高炮武器訓練系統中的火控系統的實時模擬為基礎,運用模擬技術、網路通信技術、虛擬現實技術,設計並構建了一個基於以太網的分散式自行高炮武器模擬訓練系統通用數模擬平臺,既可用於模擬訓練系統的研究和實現,還可和實際裝備集成以組成半物理的模擬系統,進行實際系統的原理性
  2. In this dissertation, we mainly study the efficient architecture of channelized digital receiver, discuss the particular realization approaches, then testify them with simulation

    本文主要研究了通道化數接收機的高效結構,討論了具體實現方案並進行了模擬
  3. 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,誤碼率不大於0 . 0026 。
  4. The designs of the pfd, digital filter ocxo and fractional - n counter in the frequency synthesizer unit are discussed, based on the pll theory. in order to improve the precision of pll, some design methods of pfd are given, and its feasibility is validated by the fpga hardware implement

    2 .在鎖相理論指導下,第三章討論了頻率合成器設計中的鑒頻鑒相器、數濾波器、恆溫壓控振蕩器和分頻電路設計。為了進一步提高頻率合成的精度,文中給出了提高鑒頻鑒相器性能的一些設計思想,結合fpga的硬體設計了其可行性。
  5. Markup validation works like the spelling checker in a word processing program

    標記的工作方式類似於處理程序中的拼寫檢查器。
  6. A elliptic curve digital signature and authentication algorithm of independent knowledge property right is designed and implemented on computer in this theme. data integrality and user authenticity is ensured

    本課題中設計了一種擁有自主知識產權的橢圓曲線數簽名和演算法,並在微機上進行了實現,確保了數據的完整性和用戶身份真實性。
  7. In this paper, we study this aspects of ultrasonics, b - scan imaging, image collecting, digital image processing, and establish the whole frame of image processing. we first use matlab to simulate for its feasibility, then write programme and debug it

    本文對超聲波原理、 b超成像原理、圖像採集技術、數圖像處理技術、三維可視化技術等進行了較為全面的研究,確定了圖像處理的總體方案,首先用matlab對要採用方法進行模擬以可行性,然後進行軟體編制和調試。
  8. Secondly the paper develops two new techniques that enable the software on a computer to control the electromagnetic radiation of crt monitor transmits at very low cost : digital filter and dithering technique, validates the two methods to reduce the information leakage by a experiment. aiming at the shortage of software process, this paper gives a new method which combines the software with hardware

    在此基礎上提出了兩種全新的防視頻信息泄漏技術(數濾波與偽發射技術) ,並且進行了實際測試和分析,了它的有效性、可行性,然後針對它們的不足之處提出了一種軟體和硬體相結合的新方法。
  9. There are two kinds of retrieval model, full text retrieval and content retrieval, and the vector space model ( vcm ) of the latter is a widely - used method with better effect. the best excellence of vcm is the predominance of knowledge presentation, which expresses documents with vectors in vector space and changes the comparability issue to the distance of vectors, and thus reduces the complexity of documents matching. however. we can not affirm the absolute effect of it, and in this thesis we prove its nonproficiency through experiments

    向量空間模型最大的優點在於知識表示方法上的巨大優勢,用n維空間的向量表示文檔,用向量之間的夾角表示文檔的相似度,從而將文檔信息的匹配問題轉化為向量空間中的矢量匹配問題,將難以計算的文量化成很容易計算的實數,使問題的復雜性大大減小。但是,並不能夠說目前的向量空間模型是最理想的,本文通過實明了vcm表達信息的不精確性。
  10. The focus of this thesis is the application of motion vectors of mpeg stream and skin - color model to the pretreatment of the face detection a detailed discussion on related theories of digital image processing is presented. then a fast and robust face detection algorithm is proposed at last, a prototype application named with " golden eyes face detection system " is designed with vc6. 0 to verify the validity and accuracy of the algorithm. at the same time, major functions of digital video record ( dvr ) are implemented in the system too

    詳細討論了在人臉檢測過程中涉及的有關數圖像處理理論,提出了一種視頻運動圖像中快捷、魯棒的人臉區檢測演算法,並用vc6 . 0開發了一套原型程序「金睛人臉檢測系統」了這一演算法的有效性和檢測精確率,同時實現了數視頻錄像( dvr )的主體功能。
  11. Experiments on the gas flow patterns in the flowmeter prove that the algorithm used in arm digital gas mass flowmeter is capable of significantly improving the sensitivity of the heat sensor, hence superior in terms of the measurement of gas mass flow

    並將此演算法應用於以arm處理器為核心的數式氣體質量流量計中實明,該方法能夠明顯改善熱式傳感器的動態響應速度,實現其快速補償。
  12. We have accomplished a primary explore of the checkout system, such as, the design of imaging optics road, the calculation and selection of sensor, the selection of digital processing chip. we utilize dam6416p board and ccs2. 2 software to put up a micro - dot simulation system

    本文完成了該檢測系統的初步探索:根據幾何光學原理,設計了成像光路的方案;完成所需圖像傳感器分辨能力的計算和型號的選擇;完成了數信號處理晶元的選擇,及對模擬開發系統的學習和初步應用,並利用基於tms320c6416晶元的dam6416p模擬開發版和集成開發環境ccs2 . 2 ,搭建了一個顯微網點處理系統,從而了系統的可行性。
  13. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實,並對結果進行分析,了dsss技術對干擾信號的抑制作用。
  14. In this paper, we brought out the concept of “ ergodic matrix ”, and gave out the recursion formula ( ii ) which can construct the ergodic matrix q with n n dimensions using a vector with n dimension. that is, we can delegate n2 bits ergodic matrix q using n bits integer vector, at the same time save the complexity of space and time

    在此基礎上,本文對利用遍歷矩陣生成信息摘要以及利用它們實現一般數簽名和具有仲裁方式的數簽名的演算法及應用進行了相關的一些研究,對演算法的強度進行了分析,並用程序對演算法進行了
  15. This product can be widely used in e - commerce and e - government such as online bank, online securities and online stores in order to validate identity of users and servers, validity of ca and etc

    該產品可以被廣泛地應用於網上銀行、網上券和網上商戶等電子商務和電子政務活動中,用於用戶身份、服務器身份、數書有效性等方面。
  16. The application of the integration model. with this model we design and program the digital mapping system of 1 : 250, 000 joint operations map, and this system has been applied widely in the military mapping field, for 1 : 250, 000 joint operations map production and updating 1 : 250, 000 map database. this is the best validation about the integration model

    在一體化生產模式理論和技術的研究基礎上,設計開發了「 1 : 25萬協同圖數制圖系統」 ,它在軍事測繪部門得到廣泛應用,全國范圍的1 : 25萬協同圖生產和1 : 25萬地圖數據庫更新的任務都採用該軟體系統進行,這是對一體化生產模式的理論、技術的最好
  17. The results of the experiments indicate that the scale code is feasible

    通過實研究,了磁性標尺的數編碼是可行的。
  18. The results show that the digital data of water level and geothermals are reliable and sensitive, and we can pick up seismic precursor information through analyzing these data scientifically

    通過分析可我省2001年新上數資料水位和地熱的可靠性、靈敏性,以便科學地分析數水位、地熱資料、提取可靠的前兆異常信息,高效地服務于日常地震分析預報工作。
  19. A mathematic model of the motor is builded and emulated through matlab. the low - speed and constant - torque, high - speed and constant - power state is analyzed and researched, also the software approach of simulation to the driver has been done, a digital signal processor tms320lf2407 is developed successfully to control the perm square - wave bldcm driving airscrew of solar powered unmanned engine. it is useful to the further study

    在matlab下建立了電機的數學模型,通過計算機模擬,了數學模型的正確性,同時在理論上對低速恆轉矩高速恆功率運行進行了分析與研究,提出了一種用模糊控制的方法實現恆功率控制,並對驅動器進行了系統模擬,成功的研製了以數信號處理控制器tms320lf2407為控制核心的驅動器,控制無刷直流電動機驅動太陽能無人飛機的螺旋槳,為後面繼續研究工作提供了參考。
  20. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論,對模糊控制演算法和數pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非線性因素對控制性能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力; ( 2 )針對常規數觸發器演算法中觸發脈沖的可靠性不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠性高,具有良好的適應性及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數直流傳動系統原理樣機,並進行了試,對試過程中出現的問題及時解決,最終實結果明設計是可行的。
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