選取文字 的英文怎麼說

中文拼音 [xuǎnqǔwénzì]
選取文字 英文
selected text
  • 選 : Ⅰ動詞1. （挑選） select; choose; pick 2. （選舉） elect Ⅱ名詞（挑選出來編在一起的作品） selections; anthology
  • 取 : Ⅰ動詞1 （拿到身邊） take; get; fetch 2 （得到; 招致） aim at; seek 3 （採取; 選取） adopt; assume...
  • 文 : Ⅰ名詞1 （字） character; script; writing 2 （文字） language 3 （文章） literary composition; wri...
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 選取 : select; choose
  • 文字 : 1 （書寫符號） characters; script; writing 2 （語言的書面形式） written language 3 （文章形式） w...
  1. Based on the investigation of information resource digitization projects both in domestic and abroad libraries, the authors conclude that this kind of project is a complicated and systematic project, which is composed of main elements such as project planning, source material selection, digitization work flow preparation, digital file storage, metadata extraction, intellection property right management and project management

    摘要在對國內外圖書館信息資源數字化項目考察的基礎上，指出這類項目的實施是一個比較復雜的系統工程，其中所包括的主要要素有項目規劃、數字化內容選擇、數字化流程準備、數字文檔保存、元數據析取、知識產權管理和項目管理。
  2. Abstract : a digital automatic ultrasonic testing system developed for stovetubes of petrochemistry was introduced including the choice of the angle of a transducer and the grading of tubes

    文摘:介紹自行研製的透射式數字化爐管超聲自動檢測系統及檢測結果，並對超聲探頭的入射角選取和爐管的分級進行了探討。
  3. The main task of this article contains : ( l ) compares algorithm and encryption and decryption between the widely - used public key encryption system rsa and ecc ; ( 2 ) directing against present elliptic curve attack algorithm, uses sea algorithm to perform choosing of safe elliptic curve and to achieve based on prime field elliptic curve ' s elgamal encryption and decryption and digital signature ; ( 3 ) discusses elliptic curve ' s application on smart card and proposes two identification plans based on eec

    綜上所述，本論文所作的主要工作有： （ 1 ）對目前應用較廣的公鑰密碼體制rsa和ecc演算法及加解密實現進行比較。 （ 2 ）針對目前已有的橢圓曲線攻擊演算法，使用sea演算法實現了安全橢圓曲線的選取，實現了基於大素數域上的橢圓曲線的elgamal加解密和數字簽名。 （ 3 ）討論了橢圓曲線在智能卡上的應用，並提出了兩種基於ecc的身份認證方案。
  4. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容：一、選取了常見的熱膨脹系數大的材料製作封裝元件，經過多次一80到80反復測試，封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷，封裝材料具有良好的溫敏穩定性及復用性，與光纖相容性較好；二、對光纖光柵進行簡單、實用的封裝處理，就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗，得出了初步的結論；三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比，從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了定量的分析，在大量實驗數據分析結果的基礎上，總結出哪種材料封裝效果更好，以及如何有效的減小實驗誤差。
  5. To discuss the natural vulnerability of different coasts to future sea - level rise, the paper selects the coasts along the pearl river mouth as the studied area. after analyzing the impacting factors of natural vulnerability along the pearl river mouth, the paper divides the coastline of approximately 412km into 25 15 - minute gird cells. for assessment purposes, the six variables including geography, relative sea - level change, average tide range, regional slope, shoreline erosion or accretion rates and tropic cyclone impacting frequency are selected as assessed variables

    為了探討不同海岸帶對未來海平面上升的自然脆弱性，本文以珠江口沿岸作為研究個案，在分析珠江口沿岸自然脆弱性的影響因子的基礎上，把珠江口沿岸412km岸線劃分為25個15 15的網格單元，選取了地質、海平面上升率、平均潮差、區域海岸坡度、海岸侵蝕/堆積率、熱帶氣旋影響頻率6個評價指標，應用cvi指數評價公式對珠江口地區進行海岸脆弱性評價，並建立海岸脆弱性評價數據庫，繪制了珠江口沿岸1 ： 2 ， 000 ， 000的數字化cvi圖。
  6. To accelerate the recruitment of disabled persons, examinations are held in braille or using enlarged printing ; special recruitment for people with physical impairments is conducted through special selection. organization of the tmg

    為了加快對殘疾人的招聘，考試還採取盲人用點字法或者採用擴大文字對身體有殘疾的人則採用特別的考試方法來進行選擇。
  7. In the processing of the numerical simulation of lrv dynamics, knowing from the creepages of irw first, wheel profile has sensitive effect on irw creepages, so the wheel profile should be selected cautiously to optimal the vehicle dynamic behaviors. next, the longitudinally creep force is disappeared, so the self - oscillation vvill do n ' t occur and the bogie is stability. while the natural steering action of vheelset is lost which means that some sort of steering action is necessary to keep the wheelset appropriately aligned on a curve

    在輕軌車輛動力學數字模擬計算中，通過對獨立旋轉車輪蠕滑率的分析知，車輪踏面外形對其影響十分敏感，適當的選取獨立旋轉車輪踏面的外形可以優化車輛的動力學性能；採用獨立旋轉車輪，縱向蠕滑力不復存在，自激振動不會發生，轉向架也就穩定；但同時，常規輪對具有的自動導向功能西南交通大學碩士研究生學位論文第11頁也失去了。
  8. And i want to add another bible verse, which is the key bible verse that controls the spirit of this ministry, " they who wait on the lord shall renew their strength

    另一個選擇是可能思想者版本的聖經我們怎樣編出這本聖經，我們從聖經選取關乎這事工的主要經節，把它用金色字體印在封面，經文是：
  9. The main contents of the course design include : estimating the prospect of a deposit ; analyze the variability of the ore bodies, selecting the exploration area and means ; arrangement of exploration engineering ; methods of sampling, compiling and reserve calculation ; budget of exploration investment ; calculation of total profit after mining and economic appraisal ; drawing necessary figures and tables and compilation of the exploration report

    礦床勘探課程設計的主要內容是估計礦床的遠景;分析礦體的變化性;選擇勘探范圍，勘探手段，勘探工程布置形式;確定取樣，編錄和儲量計算方法;進行勘探投資預算，計算開采后的總利潤，並進行經濟評價;繪出必要的圖表，並寫出文字報告
  10. Signature and verification systems, such as ecdsa etc, the discuss about key exchange systems such as deffie - hellman systeme, etc. this thesis also discussed several applications and information safety products of the elliptic curve cryptosystems at the finite field too, such as digital signature, the group signature, the application in the smart card

    Ecdsa等簽名驗證體制的選取， deffie - hellman等密鑰交換體制的研究。論文也討論了基於有限域上橢圓曲線公鑰密碼系統的若干應用和信息安全產品，如數字簽名，組簽名，在智能卡中的應用。
  11. The algorithm included three steps : firstly, the text sub - region was selected adaptively according to the feature that the edges contained in text regions was stronger than those in non - text regions ; secondly, the blank bars between two text lines were extracted by blank blocks searching ; thirdly, the skew angle of blank bar was calculated by directional fitting, and this skew angle was just the document skew angle

    該方法首先通過對梯度圖像的統計分析，自適應地選取到了包含文字的特徵子區；在特徵子區內，論文把文字行間的空白條帶看作一條隱含的線，用優化理論計算出空白條帶的傾斜角度，這也就是文本的傾斜角度。
  12. Researches the basis watermark managing works particularly and systemly. there are many works to do on watermak technology except watermark embedding and extraction arithmetics such as the watermark choosing, encoding, modulating, demodulating and the watermark capacity. these prior and ultimate works ensure that the arithmetic is brought into effect. just understanding these, this paper analyses and researches the basic watermark theoretics in many pages. it brings forward chaos modulation on watermark modulating, brings forward chaos permuting on image permuting, introduces bch encoding on letter watermark processing and discusses the approximate estimate of the watermark capacity in dct domain and dwt domain by applying the current communication theoretics. there works not only extend ways for the later work but also are significative on watermark research

    全面系統地研究了水印信號的處理技術數字水印技術除了水印嵌入和提取的演算法外，還有許多工作需要做，如水印的選碼、編碼、調制、解調、能量的確定等等，這些預處理和后處理工作是演算法有效實施的必要保證，正是基於這樣的認識，本文利用較大的篇幅對水印的基本理論知識進行了詳細的分析和研究，在水印的調制方面，提出了混沌調製法；在圖像水印的置亂方面，提出了混沌置亂法；在文字水印的處理上，引入了bch編碼；在水印容量分析方面，結合現代通信理論，對圖像在dct域和小波域內的水印容量估算進行了詳細的探討，這些工作不僅為本文後期工作鋪平了道路，而且對數字水印的研究具有重要的意義。
  13. Symbolizing the geographic information is the key problem in the mapping process, which is the most important factor to affect the efficiency of the mapping. in order to improve the mapping efficiency, the concept of template is cited in this paper to help the cartographer to design the map

    在本論文最後選取實驗數據對線型符號定製便捷性做了驗證，製作了交通圖、行政區劃圖，還製作了一些常用的線型，最後結合天津數字林業項目，驗證了制圖的效率提高的程度。
  14. The author selected three kinds of phenomenas of chinese character lend shape, out of shape to justice, analyse chinese character special expressin function and the culture motivation who function produce, have announced the glamour of the chinese character fonms for a long time

    摘要文章選取漢字借形、變形、表義的三種現象，分析了漢字特殊的表達功能以及這種表達功能產生的文化理據，揭示了漢字長久以來形成的超級魅力。
  15. In terms of words choice and solution of the rhythm, this paper, based on xu yuan - chong ' s english version of 300 chinese - english poems of tang dynasty, analyzes the achievements of " meaning beauty ", " sound beauty " and " form beauty " in the said book

    文章從選詞煉字、以實譯虛及韻律處理等方面，分析了許淵沖譯著《漢英對照唐詩三百首》在「意美」 「音美」和「形美」方面取得的成就。
  16. There are many results on sr with binary digital input. as an extension of our previous works, a dynamic bit error rate ( dber ) is obtained in this thesis. the dber is a more accuracy measure to be used in sr with binary input, because the evaluation of system output is considered more detailedly with the concept of system response speed

    對於二進制數字信號輸入的情況，已有頗多研究結果，本文是在引入了系統響應速度的基礎上，具體結合二進制信號的檢測形式，對上述情況下的系統輸出的統計性態進行了詳細的研究，並最終得到了一個優于以前結果的系統輸出誤碼率公式，給系統參數的選取提供了更好的依據。
  17. On the basis of summarizing the common principle and method of selection of system structure and setting function and means of implementation, we research mainly on such subjects as follows : firstly, we studied the implementation of text extraction and digital signature by cad secondary development technology combine with database technique. secondly, based on method for pre - processing scanning images of drawings, finally, the application of artificial neural network in engineering drawing sign character recognition was researched. in this thesis, we presented the building model and implementation method has some references to the designing work of similar system

    在論述系統結構選取、功能構建以及實現技術的一般原理和方法的基礎上，進行了以下幾個方面的研究：首先研究了cad二次開發技術同數據庫技術相結合實現系統圖紙文本信息西安理工大學碩士學位論文提取和電子會簽功能，然後研究了掃描圖紙的圖像處理技術，為圖紙的矢量化和智能識別提供圖形表達準確、圖形要素和字元要素分離的數據源，最後研究了人} _神經網路技術在} _程圖紙標識字元識別中的應用。
  18. The main work of the paper is for these cases. there are analog integral and digital integral. it was taken into account that the analog integral calls for high performance components, and hard to compensate, so the first part of my work is integral arithmetic analysis and simulate

    本文的工作主要是針對以上情況展開的，積分可以採用模擬積分和數字積分兩種，考慮到模擬積分對元件要求很高，而且不容易進行補償，因此第一部分工作是數字積分演算法的比較和模擬：選取合適的采樣數據，從兩個角度進行比較。
  19. Investigation using remote sensing ( rs ) technology can breakthrough the limits of traditional methods, make full use of its capability of integration, visualization, rapidity and vast - dimensions analysis, and get better results the paper takes the up - to - date landsat - 7 etm + data, which is the most widely used, and quickbird data, which has the highest resolution nowadays, and according the features of the data and landslides, processes the quickbird data with 1 : 10 000 dem orthophoto correction and the landsat - 7 etm + data as follows : ( 1 ) selecting optimal spectrum band : selects 753 bands as the optimal bands ; ( 2 ) image intensifying : selects the principle components processing method on the basis of comparing several image intensifying methods ; ( 3 ) rigour geometric direction : corrects the geometric distortion of the map ; ( 4 ) image fusion : mainly takes his space transform fusion and resolution fusion method, and acquires maps with higher spectrum resolution as well as space resolution. after that, the visual effect of the image has been enhanced, and the interpretation precision

    採用遙感技術，可以突破傳統調查方法的限制，發揮其宏觀、綜合、直觀、快速的特點，取得更好的效果。論文選取目前應用最廣的陸地衛星最新系列landsat - 7etm +數據和空間解析度最高的商業衛星quickbird數據作為主要的數據源，根據數據的特點及滑坡災害應用特徵，對quickbird遙感數據則基於1 ： 10000dem進行了正射校正，對etm +遙感數據進行了波段優選，選取了753作為最佳組合波段；圖像增強，通過各種增強處理方法的效果對比，選擇主成分分析法對圖像進行增強；幾何精校正，糾正圖像的幾何變形；影像融合，主要選取了效果較好的his空間變換融合和解析度融合，得到的圖像既具有較高的光譜解析度，同時也具有較高的空間解析度。經過上述數字處理，較好地改善了圖像的視覺效果，提高了圖像解譯的精度。
  20. In section 4. 2 we analyze its main idea and algorithm in detail, two relevant theorems included ; section 4. 3 provides plenty instances so to explain its nonlinear dimension reduction ability, section 4. 4 propose a combined method that integrates the advantage of various methods. in section 4. 5 we analyze some significant problems in lle, including the locality of manifold representation, the choice of the neighborhood, the intrinsic dimension estimation and the parametric representation of mapping. in section 4. 6 we design an algorithm for estimating the intrinsic dimension in the base of locally linear approximation and discuss the choice of its parameters

    第四章是本文的重點內容，研究一種全新的非線性降維方法? ?局部線性嵌入方法，對它的思想和演算法進行了詳細的分析，給出演算法兩個相關定理的證明；第三節對比主成分分析，通過實例說明局部線性嵌入方法的非線性降維特徵；第四節在此基礎上提出了旨在結合兩者優勢的組合降維方法；第五節提出了局部線性嵌入方法中存在的若干關鍵性問題，包括流形的局部性、鄰點的選擇、本徵維數的估計和降維映射的表示，第六節基於局部線性近似的思想提出了一種本徵維數的估計方法，設計了實用演算法，結合實例對演算法中參數的選取進行了討論；最後一節提出了一種基於局部線性重構的圖形分類和識別方法，將其應用於手寫體數字的圖像分類識別實驗，實驗得到的分類準確率達96 . 67 。
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