形狀表示法 的英文怎麼說

中文拼音 [xíngzhuàngbiǎoshì]
形狀表示法 英文
shape notation
  • : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : Ⅰ動詞(擺出或指出使人知道; 表明) show; indicate; signify; instruct; notify Ⅱ名詞1 [書面語] (給...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 表示 : show; express; mean; indicate; expression; presentation; signifying; remark; representation
  1. The problems include catmull - clark subdivision surfaces ca n ' t precisely represent standard conicoid except paraboloid, and it ca n ' t modify the shape of limited surfaces when the original control mesh be given

    如: catmull - clark細分曲面無精確除拋物面外的常規二次曲面;在給定初始控制網格的情況下,難以調整所生成曲面的等。
  2. 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;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下的乘運算和乘逆運算的快速演算,並對hankerson等人提出的多項式基下的乘運算的快速演算作了改進,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下的乘和乘逆運算的性能,還對這兩種基下的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的快速演算,同時改進了固定基點梳,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的優劣;第六,實現了基於f _ 2m的橢圓曲線密碼體制的演算庫,在我們的演算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 。
  3. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果明:所選原料的尺寸、及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬面均可成潤滑轉移膜,從而減少金屬摩擦副面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  4. When analyzing the principle and performance of the lsdll, circular flowgraph is used. the expression for " penalty " time and mean and variance of the acquisition time is derived from the circular flowgraph of large step acquisition method

    在理論方面,本文利用圓態圖對大步進快速捕獲的工作原理進行研究和分析,導出由相關處理時間、大步進時間、虛警概率、檢測概率和虛警「代價」時間的捕獲時間平均值及其方差的達式。
  5. The seminar venue was decorated with a large photograph of master, and one guest who viewed the photo described feeling energy emanating from it and also seeing a moving, white - violet light form of master

    講座會場上掛著師父的大相,有位來賓:看到白色紫羅蘭花的光在師父相上晃動著,並感受到一股能量從相上散放出來。
  6. The conclusion is that the similarities between japanese verbs and adjectives are due to the fact that both are used as adjectivals modifying nominals as well as verbals functioning as predicates, and their differences due to the fact that while verbs more often than not denote activities, events or achievements and thus belong in satage - level predicates requiring agents as subjects, adjectives usually denote properties or states and thus belong in individual - level predicates taking themes or experiencers as subjects

    論文的結論是:日語動詞與容詞的共通性是由於二者同屬于用官(述語)而且具有敘述與修飾兩種用的緣故;而其相異性則是由於動詞多活動、變化、瞬成而屬于以主事者外元為主語的暫態述語,但容詞則多屬性態、感情而以客體內元或感受者外元為主語的恆性述語的緣故。
  7. Nouns in news titles not only can be subjects and objects, but also can be adverbials to modify predicates directly. the verbs that refer to movement are most frequently used in news titles. verbs in news titles not only can be predicates or the key words of predicates, but also have some special usages such as verb - object structure with object, transitive verb with special object, ect

    新聞標題中的名詞,絕大多數是人或事物的名詞,在語上不僅經常做主語和賓語,還經常做語直接修飾謂語動詞;新聞標題中的動詞,動作動詞使用的頻率最高,在語上不僅經常做謂語或謂語中心,還出現了動賓結構帶賓語、及物動詞帶特殊賓語等一些特殊用;新聞標題中的容詞,性質容詞占絕大多數。
  8. The main results in this paper as follows : first, a prototype of a shape - based image database retrieval system is completed, it can receive the query mode both by giving an example image and by sketching the desired object on the screen, second, five shape - based image retrieval methods are realized ; third, an algorithm based on triangulation for shape - based image retrieval is brought forward. in this algorithm, firstly, the edge of the original image is followed and the candidate corners in the original image are detected. then the counterpoints of the candidate corners in the result of edge follow are found, and the boundary corners whose counterpoints have been found are queued in the order of their counterpoints in edge follow

    同時本文中主要完成了以下三方面的工作:完成了一個基於特徵的圖象檢索的原型系統,可實現例子圖象或徒手繪草圖兩種查詢方式;實現了五種利用特徵進行圖象檢索的具體方,並對其進行了分析比較;並且在繼承將三角剖分引入檢索的思想基礎上提出了利用三角剖分進行檢索的一種新演算:先對原圖象進行邊界跟蹤和角點檢測;然後尋找初始角點在邊界跟蹤中的對應點,並對找到對應點的角點按其對應點在邊界跟蹤中的順序進行排序;再對排序后的角點進行德洛內三角剖分,得到能目標真實的三角序列;最後計算三角序列的角度直方圖作為特徵,並進行相似性匹配。
  9. If capp and cam system want to use of these information about a part in cad, they have to transfer these information to proper style, and then they can recognize and use them. these years, there are many researches about how to make full use of the information in cad system and how to describe a part in other systems. during these researches, many methods about part information description have been developed, such as gt code method, language description method, knowledge description method, feature description method, and so on

    多年來,為了使capp 、 cam等后續系統能夠有效地利用cad系統中相關的零件信息,亦即對零件信息進行合理的描述,人們進行了大量的研究,提出了分類編碼、語言描述、知識描述、基於特徵或面元素的描述等各種方對零件信息進行描述,但是,這些方都需要人來對零件圖紙進行識別和分析,即需要人工來對已設計好的零件圖進行二次輸入,由於輸入過程繁瑣、費時、易出錯,因此這些信息描述方滿足信息集成的要求,也不能適應集成環境下capp系統的需要。
  10. In view of the requirement of stress testing in the engineering practice, based on the achievement in ultrasonic ndt and visc, this dissertation investigates the detection of surface stress in several typical components using surface wave acoustoelasticity and its visual expression using visc technology. the nonfiguratived data experimentally or theoretically obtained are converted to visual and idiographic figures, which are easy to understand and analyse

    本文針對工程實際中對構件應力檢測的需求,結合國內外超聲檢測技術和科學計算可視化技術的發展趨勢,利用超聲面波聲彈性方檢測典型構件面的應力分佈況,並藉助計算機可視化技術把應力場分佈出來,將抽象的數據場轉換為象、具體的圖,便於理解、分析和評價。
  11. Ga is less prone to converge to a local optimum even when the initial guess is far away from the exact solution. in recent years, a growing number of researchers in the ga community turn to the study of real - coded genetic algorithm ( rga ) for its simplicity and efficiency, and the reason that a chromosome can be directly represented by real number

    然後引入全局優化的搜索方?遺傳演算,由於實數遺傳演算直接用實數遺傳個體,而微波成像演算就是要得出目標的函數,函數的系數既為待求的變量,具有連續搜索空間,因此本文直接採用實數遺傳演算
  12. Where, prior to the application for registration of a trademark by another person, a person has been using in good faith the same or similar trademark for the same or similar goods, such bona fide use of the trademark is not subject to the exclusive right to the trademark owned by such other person ; however, such bona fide use of the trademark is only limited to those goods on which the trademark at issue was originally used

    第23條凡以善意且合理使用之方自己之姓名、名稱或其商品之名稱、、品質、功用、產地或其他有關商品本身之說明,附記于商品之上,非作為商標使用者,不受他人商標專用權之效力所拘束。
  13. Article 23 a person who marks on his goods, with bona fide intent and reasonable method of use, his own personal name or title, or the name, shape, quality, function, place of origin or other descriptions of the goods, not as a trademark use, shall not be subject to the exclusive right to any trademark owned by another person

    第23條凡以善意且合理使用之方自己之姓名、名稱或其商品之名稱、、品質、功用、產地或其他有關商品本身之說明,附記于商品之上,非作為商標使用者,不受他人商標專用權之效力所拘束。
  14. Saturation vapour pressure of internal combustion engine under actual operation conditions is expressed as the multinomial by using least square method, which facilitates the calculation of rectifying coefficient of engine output and fuel consumption as well as the fabrication of computer programme for such calculations

    摘要介紹了用最小二乘擬合方,將內燃機現場環境況下飽和蒸汽壓為多項式式,為計算功率和燃油消耗率校正系數,並為此而編制計算機程序提供方便。
  15. The moment method is used to calculate the rcs of three - dimensional targets in this paper. these targets include conducting targets, dielectric targets and coat targets. triangular patches are used to model the surface of the target, then electric field integral equation ( efie ) and magnetic field integral equation ( mfie ) are built which satisfy the boundary conditions. the rwg vector base functions are used to denote equivalent electric current and magnetic current on the surface of the target. finally use the galerkin method ( rwg vector base functions are basis function and test function ) to transform integral equations into matrix equation. when obtain the equivalent electric current and magnetic current, we can calculate the scattering field and the rcs of the target

    本文利用矩量計算了三維導體目標、介質目標、塗層目標的雷達散射截面。首先採用三角面元對物體面幾何進行模擬,然後建立滿足邊界條件的電場積分方程( efie )和磁場積分方程( mfie ) ,將物體面的等效電磁流用rwg矢量基函數,最後利用伽略金( rwg矢量基函數既作為基函數又作為檢驗函數)將電磁場積分方程轉化為矩陣方程求解未知電磁流系數,得到了面的等效電磁流后,可以計算散射場和目標的雷達散射截面。
  16. Tolerancing of orientation and location - projected tolerance zone

    和位置公差延伸公差帶及其
  17. After expounding the actual and development trend of process planning knowledge management, combining with the basic conception of it, this paper presents a classification and hierarchy model for supervising knowledge, and sets up a process planning resource knowledge base using the model ; the process planning knowledge is expressed with intelligent object representation which is synthesized rule, framework and object - oriented representation ; process planning knowledge is showed by process planning tree using the idea of intelligent object representation ; in the end, the algorithm of the inconsistency of knowledge base and integrality are also given

    本文在闡述了工藝知識管理系統的現及發展趨勢后,結合工藝知識管理的基本概念,提出了一種分類層次模型以組織和管理工藝知識,並據此建立工藝資源知識庫;採用產生式規則、框架和面向對象三者相結合的方? ?智能對象對工藝知識進行;並利用智能對象的思想將工藝知識通過工藝知識樹的式顯出來;最後給出了工藝知識庫不一致檢測和完備性檢查演算
  18. 3. present corresponding database representation method for diagnostic knowledge : aimed at knowledge based on decision trees, use the parent node representation adding node state column and fault column to implement the database storage for diagnostic knowledge ; while for knowledge based on cases, the fault symptom matrix is available. 4

    診斷知識的方面,提出了相應的數據庫:對于基於決策樹的知識,用增加態數據域和結點態列以及故障列的雙親結點,實現診斷知識的數據庫存儲:對于基於案例的診斷知識,以故障徵兆矩陣的式存入數據庫。
  19. Since nurbs curves possess stronger ability than uniform b - spline curves in shape representation, we give a method of generating non - uniform subdivision surface modeling by improving nurcc surface proposed by sederberg et al. this method can interpolate predefined nurbs curves based on nurcc surface while maintain nurcc surface ' s basic function of the controllability of the continuous order

    由於nurbs曲線比均勻b樣條曲線具有更為強大的能力,浙江大學博士學位論文因此作者通過改造sederberg等提出的非均勻有理catmull一clark曲面(簡稱nurcc )生成方,給出了非均勻細分曲面造型新方
  20. Using this representation, we expect to find a more efficient way to show the status of the goods in a warehouse. and this paper is based on the project named shanghai e & t intl - trans mis, which is cooperated by our college and shanghai e & t intl - trans co, ltd

    本論文所要完成的工作是,運用物流理論規范,完成一個簡單實用的第三方物流管理系統設計及其實現,並在本文中,就如何實現倉庫庫位的象化進行詳細的探討,以期找到一種能倉庫貨物存放態的方
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