字首可作 的英文怎麼說
中文拼音 [zìshǒukězuò]
字首可作
英文
deferre-
The structure of this paper goes like this, the first chapter introduce the development of e - b / l in practice and in laws. and draw a conclution that the electrification of the b / l is a history tide. in the second chapter, on the basic of reseach the security trap in e - b / l running, 1 conclude six security elements of, e - b / l : the liability of the system, the authenticity of dealers ' identity. the integrity and secrecy of electronic data, and the validity and evidence effectiveness of electronic data. from the third chapter to the eighth, 1 reseach these elements one by one. the third chapter introduce the establishment of the e - b / l security system, and some related laws the fourth chapter introduce the certification authority of e - b / l. in the fifth chapter, 1 introduce the encrypt of electronic information and some countries ' control on use / import / export crytography. the sixth chapter introduce the concept and principle of digital signature, and reseach some related legal issues. the seventh chapter reseach the legal demand of validity, then come to a conclution that to establish a independent electronic information system is necessary. in the eighth chapter, 1 reseach some countries " regulation on the evidence effectiveness of electronic data
第二章在分析電子提單運作中的安全隱患的基礎上，歸納出其六大安全要素，即系統的可靠性、交易者身份的真實性、數據電訊的機密性和完整性、數據電訊的合法有效性以及交易者行為的不可抵賴性。第三章到第八章分別對這六大要素進行分析：第三章介紹了電子提單網路安全體系的建立以及系統安全保護法規，第四章則介紹了電子提單的安全認證機構，第五章介紹了信息加密技術以及各國立法對密碼技術的進出口及使用的控制，第六章介紹了數字簽名的概念及原理，並以bolero為例介紹了數字簽名的技術方式，對有關法律問題作了論述；第七章首先論述了電子提單對有效性的法律需求，然後結合國內法和國際規則的規定論證了數據電訊制度產生的必然性；第八章通過對各國立法對電子證據的法律效力的規定，論述了對電子交易至關重要的數據電訊的不可抵賴性。This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal
首次採用平板顯示專用控制晶元al300 ，設計並製作了相關配套電路，支持的最高解析度是1280 1024 ，實現解隔行和多種視頻格式轉換的功能，滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面，可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號，實現亮度信號和色差信號的分離，提高了亮度信號的帶寬。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影（ dsa ）成像系統的組成結構和數據流向進行了深入研究和分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線數字成像系統中的高速大容量數據通道的設計方案；在對sdram的控制方式做了深入探討后，給出了實現大容量多條sdram共同工作的解決方案，在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲；通過對pci總線介面的深入研究，優化後端狀態機設計和低層驅動程序開發，給出了完整的pci介面方案實現高速dma數據傳輸，完全可以滿足視頻傳輸要求；深入研究了基於大規模可編程器件的數字系統設計方法，針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點，提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案，從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa
本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀；其次研究了橢圓曲線密碼體制的基本理論；第三，分析了橢圓曲線密碼的安全性並介紹了密鑰共享，加密，數字簽名等橢圓曲線密碼體制；第四，深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法，並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進，而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能，還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究，所得的結論可供在實現橢圓曲線密碼體制時參考；第五，研究了目前流行的計算橢圓曲線標量乘法的快速演算法，同時改進了固定基點梳形法，提高了整個系統的速度，並在實驗的基礎上分析研究了流行演算法的優劣；第六，實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫，在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh ， eces ， ecdsa等橢圓曲線密碼體制；第七，實現了兩條安全橢圓曲線上的橢圓曲線密碼體制，包括ecdh ， eces ， ecdsa 。The craft ' s name, an allusion to mercury ' s role as the messenger of the gods of ancient rome, is one of the most contrived examples of reverse acronymics ever to come out of an agency famous for the art
探測器的名字暗合古羅馬神話中墨丘利神作為眾神信使的角色，可以說是這個出名愛好藝術的機構，將首字母縮寫顛倒用作名字的眾多最做作的例子之一了。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
首先進行了方案論證，對模糊控制演算法和數字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 ）針對常規數字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字直流傳動系統原理樣機，並進行了試驗驗證，對試驗過程中出現的問題及時解決，最終實驗結果證明設計是可行的。First, this thesis studied the performance of the image processing system, such as the color principle of ccd camera, the radiation transfer principle of system, geometry optics model of system and so on. then the system hardware frame was established
首先，本文充分研究了火焰圖像處理系統中彩色ccd的工作原理、色度學原理、成像系統的輻射度學原理、幾何光學模型以及數字化成像原理，並建立了燃燒可視化監控系統的硬體框架。In this thesis, some work has been done : fisrtly, based on the thorough investigation of the mechanism project, combining concept diagram, the literal description and the formula analysis together for programing motion of the robot ; secondly, according to soil mechanics principle and pressuremeter theories, the model which reflect the interaction force between robot and soil are founded ; thirdly, proceed the analysis and solution ; using virtual prototyping software - adams to optimize the mechanism model and analyze the mechanics ; furthermore compared the analysis calculation result of the above both side, we verify the possibility that the robot dig hole and move in soil ; finally, construction model is consummated based on the optimized result, the mechanism motion and the simulation animation of whole harmonious motion is fulfilled by three dimension simulation software - 3dmax
論文的主要工作有：首先，在對機構方案進行了深入研究的基礎上，以概念圖標表示、文字描述和公式分析相結合的研究方法對機器人進行了運動規劃；其次，根據土力學原理和旁壓理論建立了機器人在土質環境下的受力模型並進行了分析求解；然後，藉助于虛擬樣機軟體adams對機構模型進行優化和力學分析；除此之外，通過對上述兩方面分析計算結果的比較，驗證了該機器人在土質環境下拱洞和蠕動爬行的可行性；最後，在優化結果基礎上進一步完善了結構模型，通過三維模擬軟體3dmax實現了機構運動和整體協調運動動畫的模擬。However, the development of the network advertisements bring lots of legal problems meanwhile such as the network bait and the network advertisements of sales with giveaways, the inappropriate uses of the network keywords and the interlinkage skill, the plagiarism among the websites and the abnormal lowering prices ; the network advertisements ’ harassment, the encroachment of the right of privacy, the false and fraudulent advertisements etc. the network advertisements actions above damage the market ’ s legitimate competitive orders badly, infract the consumers ’ lawful rights and interests, so the means of regulating these actions effectively and safeguarding the healthy development of the market orders are the problems which need to face and settle by the countries ruled by law
論文首先從網路傳播的一般原理出發，探討廣告及網路廣告的含義、特徵、作用及分類等基本理論;其次分析了網路廣告中存在的主要問題，如網路廣告的立法缺陷問題、網路廣告不正當競爭問題、消費者權益損害問題等。其中重點闡述了網路廣告無法可依，擴大解釋不到位，管轄權難以確定等立法缺陷問題;網路誘餌與網路有獎銷售，網路關鍵字詞和鏈接技術，網站抄襲與不正常壓價等不正當競爭問題;以及網路廣告騷擾、侵犯隱私權、虛假與欺詐等損害消費者權益的網路廣告形式。Everything was luxurious after the restaurant fashion ; the china was ornamented with a gold line and lacked the customary monogram ; the silver had become worn and tarnished through dint of continual washings ; the glass was of the kind that you can complete an odd set of in any cheap emporium
這種奢華是飯店式的：瓷器上有金線作裝飾，沒有主人姓名起首字母組成的圖案，銀器由於不斷的洗刷，已經用舊了，失去了光澤，水晶玻璃杯也是在任何市場上都可以買到配套的東西。At first system accomplishes chinese language automatic word segmentation and part - of - speech tagging through chinese input approach with word segmentation, then forms corresponding surface semantic network according to the semantic structure grammar, and finally gets corresponding data flow diagram and data dictionary according to the automatic generation algorithms of data flow diagram and data dictionary, the whole completion of the work, can not only provide a description environment of natural language for case, but also develop into the system which takes the question described on the basis of the natural language as the system ' s input
工作的中心是自然語言篇章理解。系統首先通過分詞輸入法實現漢語自動分詞與詞性標注，然後根據語義結構文法產生相應的表層語義網路，最後根據數據流圖、數據字典自動生成演算法轉換為相應的數據流圖和數據字典。這項工作的徹底完成，不僅可以給case提供一個自然語言的描述環境，而且可進一步發展為基於自然語言描述問題作為輸入的系統。And she is as good at finding the words men use to anaesthetise themselves in the brute callousness of war as she is at navigating the tentativeness of new lovers undressing for the first time
她可遊刃有餘地描寫男女間首次寬衣解帶時雙方的試探性動作，同樣，關於人類自欺欺人地對戰爭抱有殘酷的冷漠態度，她也總能找到合適的字眼。In this thesis, first we analyzed and designed a traditional continued speech recognition system, which based on hmm and mfcc speech features. then we researched some noise robust technologies based on that system
本論文首先分析並實現了一個以mel頻率倒譜系數（ mfcc ）作為語音特徵，基於隱馬爾可夫模型（ hmm ） ，針對連續數字串識別任務的基本連續語音識別系統。A decision on the law, known by the acronym reach for registration, evaluation, authorization of chemicals, is due by the end of the year
一項首寫字母為reach的法律裁決（即化學製品的注冊、評估、許可）將在今年年底作出。The stamps, all of which have a face value of $ 1. 40, are available in two formats - self - adhesive or gummed. the first day cover features three imaginative trial prototypes for the letters a, b and c, set against a background of lined paper of the type commonly used in schools
字母郵票各枚面值一元四角，備有自動黏貼和背膠郵票兩種，而首日封則以學校常用的練習簿作為背景，加上三個比擬a 、 b 、 c字母的不同物件範例，圖像趣怪，效果可愛。First, educating the students " sense of language to improve their comprehension to language literalness, develop their cognitive ability, and combine the abstract thought with the visual thought, thereby to educate their thinking ability. second, according to the actual circumstance of the vocational senior high school students, to practice training of level of thinking from low to high : to learn - to think, to ask - to judge, and availably educate the thought ability of students, and expand the thought profundity ; third, reverse the deviation that appears in students " study motivation and interest. in the actual teaching work, stress the practicability and pertinency of teaching, and the visualize and gusto, regular their study motivation, stir up the interest of their study, then attain to develop the purpose of the thought
首先，要培養學生的語感能力，以提高職高學生對語言文字的理解能力，發展他們的認知能力，使抽象思維與形象思維結合起來，從而培養發展學生的思維力；其次，根據職高學生的實際情況，有步驟地實行由低到高的思維層次訓練：學-思、問-辨，這樣可以有效地培養學生的思維能力，開拓思維深度；再次，盡力扭轉學生學習動機、學習興趣出現的偏差，在實際教學工作中，講求實用性與針對性，講求教學的形象性與趣味性，端正職高學生的學習動機，激發他們的學習興趣，以達到發展思維的目的。First of all we discuss the model of information purifying and bring forward the methods of setting up the according fuzzy set and subject function. secondly after analyzing the traditional technology and the strongpoint and the shortcoing of information purifying we improve it combining with the technique of fuzzy mode identifying, data warehouse, cache etc. and we can perpetrate an on - line and synchronous purifying through analyzing the text and picture showing in the pages of network. finally, we choose sql server 2000 to design the url database and delphi, wingate as the tool for system development to develop an efficient system of information purifying which can keep the network consumer especially young student apart from the intrusion of unfriendly information and make the environment of network pure and fine
本文首先探討了該系統中的信息「凈化」模型，提出了模型中的模糊集及隸屬函數的構造方法；然後分析了傳統的信息「凈化」技術及其優缺點，結合模糊模式識別、數據倉庫、高速緩存等技術對傳統的信息「凈化」技術進行了改進，改進后的信息「凈化」技術可通過分析正在顯示中的網頁文字、圖片內容，做即時、同步性的網頁內容篩選；最後，利用sqlserver2000設計了url數據庫，選擇delphi 、 wingate作為系統開發工摘要具，設計開發了一種高效的網路「凈化」器，使網路用戶尤其是青少年學生遠離非友善信息的侵擾，讓網路環境更加純凈、美好。Digital earth shows great prospects for next generation of global information infrastructure, and the research on geospatial information sharing and interoperation is becoming the frontier of key technology of digital earth construction. based on the opengis standard and the xml standard, geospatial object markup language - geoml, which can be used to transmit, display, sharing and interoperation the electronic map on internet, has been proposed for the first time in this paper. the content of geoml standard has been detailed, also the prototype system used for testing the standard has been designed and implemented, and the demo is presented. the result shows that publishing, sharing and interoperation of geospatial information on internet intranet have been come into true
數字地球為信息社會的未來發展展示了美好前景，而研究地理空間信息共享與互操作正在成為數字地球建設關鍵技術的前沿。作者基於opengis規范和xml標準，首次提出基於internet的地理空間信息標志語言- geoml來實現地理空間信息共享和互操作，研究並設計了可在internet上傳輸顯示和共享電子地圖的geoml標準規范內容，並設計實現了檢驗該標準規范的原型系統，給出了示範。檢驗證明，利用該標準規范可初步達到地理空間信息在internet intranet上的發布共享和互操作。As to the software, we firstly scheduled all of the test signal path between the computer and the uut, the output control logic between the digital i / o card and programmable relay key matrix, and used all of this to be the base of software design, then we introduce the block flow of software
在軟體設計部分首先規劃了所有測試信號在計算機主機與被測件之間的連接和傳輸路徑、數字i / o卡對可編程繼電器開關矩陣的輸出控制邏輯，作為軟體設計依據，隨后介紹了軟體的模塊化設計思想。In this thesis, can bus is used as the system bus, concentrating the research on the feasibility of using redundancy can bus technology in large - scale motor vehicle safety performance detecting & control system. this thesis first gives an overall design of the data collection and control system applied to the front end of a large - scale motor vehicle safety performance detecting & control system. regarding that the bus controller, bus driver and bus transfer medium would fail to function easily, the dual mode cold - redundancy structure is adopted in system to ensure the reliability
本文採用can總線作為系統總線，重點研究冗餘can總線技術應用於大型機動車安全性能測控系統的可行性並進行驗證:首先對基於冗餘can總線的機動車安全性能測控系統的前端數據採集與控制系統進行了總體設計，考慮到總線控制器、總線驅動器和總線介質都是容易出故障的部件，系統採用了二模冷冗餘結構來保障can總線通訊的可靠進行;其次，根據系統需要，設計了基於c8051f021的帶冗餘can總線通道的數據採集與控制模塊，用於採集與處理檢測現場的模擬信號和數字信號，並自行開發了can總線應用層協議以及應用軟體，通過冗餘can總線實現與上位機的可靠通訊;然後，為了驗證冗餘can總線設計方案的可行性，搭建試驗平臺並進行can總線故障切換的試驗;最後對課題的研究工作進行了總結與展望。分享友人