形狀改變比能 的英文怎麼說

中文拼音 [xíngzhuànggǎibiànnéng]
形狀改變比能 英文
specific potential energy of shape change
  • : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
  • : Ⅰ動詞1 (改變) change; transform 2 (修改) revise; alter; modify 3 (改正) rectify; correct 4 ...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 能名詞(姓氏) a surname
  • 改變 : change; alter; transform; turn; convert; mold; modify
  1. 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,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,同時進了固定基點梳法,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便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 。
  2. Tip 3 : as you progress in your racing on more advanced courses, it ' s important to look at least two to three gates ahead so you are prepared to change your turning rhythm to adjust to changes in the gate pattern

    隨著你的進步,如果需要再更高難度的賽道上賽,提前看到前面的2到3個旗門是很重要的,這樣讓你做好準備以回轉節奏來適應旗門化。
  3. The research on the properties of the copper nanoparticles / paraffin thermosensitive composite materials reveals : the thermal sensitivity and the thermal expansion are " aried by the cempress moulding in heat condition with the change in density ; the thermal sensitivity is varied by the mechanical milling with the change in particle shape and particle dimension ; the mass ration of copper and paraffin in the composite materials also affects the thermal sensitivity, the thermal expansion and the thermal stability with the change in copper nanoparticles and paraffin interface

    對復合顆粒進行壓力成型后制備的復合材料進行性測試分析表明:熱壓成型工藝通過復合材料的緻密度來影響材料的熱敏性和熱膨脹性。高球磨工藝主要通過球磨時間使銅粒和粒徑發生化來影響復合材料的熱敏性,以及銅粉和石蠟的質量使納米銅粒和石蠟的復合界面發生化來影響材料的熱敏性、熱膨脹性和熱穩定性。
  4. Compared with a delta wing aircraft, the double - delta wing configuration has better aerodynamic performance at high angles of attack. an operational analysis was introduced as a method for evaluating training effectiveness of trainer aircraft. approaches to the engineering estimation of aerodynamic characteristics for aircraft with a double - delta wing configuration were studied, and the procedures for determining aircraft performance indices formulated. taking training effectiveness as the objective function and geometric parameters of the wing platform as design variables, through a numerical multivariate optimization arithmetic, the conceptual design optimization for a certain fighter trainer aircraft with double - delta wing configuration was carried out under the constraints of tactical and technical requirements and interrelated geometry. agreement of a calculation example with engineering practice indicates that the optimal design has higher training effectiveness than the baseline design, and in addition, improves the structural force - bearing conditions

    雙三角翼氣動布局三角翼飛機具有更好的大攻角空氣動力特性.引入了評估教練機訓練效的作戰分析法,研究了雙三角機翼布局飛機空氣動力特性的工程計算途徑以及飛機性指標的確定方法.以訓練效作為目標函數並選取機翼平面的幾何參數為設計量,採用多量數值尋優方法,在戰術技術指標及相關幾何約束條件下,對某高級教練機的雙三角機翼氣動布局方案進行了優化選擇.算例表明最優方案不僅原準方案具有更高的訓練效,還善了結構的受力情況,與工程實踐吻合
  5. Based on the analysis of satellite images of various periods, landform data and river channel transverse section evolution in the lower yellow river, the characteristics of the river channel boundary condition changes at different location are clarified as middle flood channel flood transport width and area are evidently decreased especially for the main channel with comparison to 1950s, beach area that is unimpeded before become blocked because of road, irrigation channel constructed on it, and consequently intensify high edge of beach and lowering dyke and river

    在現場查勘的基礎上,通過對丹江口水庫和小浪底水庫攔沙初期下遊河道演、排洪化特點的對,分析了黃河下游防洪面臨的新勢:小浪底水庫攔沙初期,下遊河道發生沖刷,但艾山以下窄河段沖淤化不大,近年來成的淤積萎縮的況難以很快觀,游蕩性河段調整劇烈,工程出險機遇增大,河道水位流量關系中水流量以下部分同流量水位明顯降低,中水流量以上部分水位降低幅度可會明顯偏小,防洪勢仍不容樂觀。
  6. Abstract : the forced state in key parts and their lifetime, the volume of high pressure chamber and ratio of pressure, the length of high pressure stroke and pressure stability, the relations between the deformation of high pressure chamber and temperature field and pressure field for three kinds of apparatus of making synthetic diamond under high pressure and high temperature were compared in this paper. the differences of these main apparatus were analyzed according to the degree of difficulty and ease in the technique, the choice of applicability and the cost and yield of them. it was emphasized that studying and developing the large sized belt - type press should be the way to make high quality saw diamond and change the state of making middle and low quality diamond in the diamond industry of our country, catching up with the international advanced level as well

    文摘:通過對高溫高壓合成金剛石3種主要裝備在關鍵部件受力況與使用壽命、高壓腔體積與壓力利用率、高壓沖程大小與壓力穩定性,高壓腔與溫場、壓場的關系等方面的較,分析了3種主要裝備在技術難易程度、適用性選擇和投入產出的差異;強調了我國金剛石行業要當前只生產中低檔金剛石的現,向生產高品級鋸片級金剛石的方向發展,與國際接軌,應該走大型化兩面頂的道路。
  7. The forced state in key parts and their lifetime, the volume of high pressure chamber and ratio of pressure, the length of high pressure stroke and pressure stability, the relations between the deformation of high pressure chamber and temperature field and pressure field for three kinds of apparatus of making synthetic diamond under high pressure and high temperature were compared in this paper. the differences of these main apparatus were analyzed according to the degree of difficulty and ease in the technique, the choice of applicability and the cost and yield of them. it was emphasized that studying and developing the large sized belt - type press should be the way to make high quality saw diamond and change the state of making middle and low quality diamond in the diamond industry of our country, catching up with the international advanced level as well

    通過對高溫高壓合成金剛石3種主要裝備在關鍵部件受力況與使用壽命、高壓腔體積與壓力利用率、高壓沖程大小與壓力穩定性,高壓腔與溫場、壓場的關系等方面的較,分析了3種主要裝備在技術難易程度、適用性選擇和投入產出的差異;強調了我國金剛石行業要當前只生產中低檔金剛石的現,向生產高品級鋸片級金剛石的方向發展,與國際接軌,應該走大型化兩面頂的道路。
  8. A fracture criterion based on the deviator strain energy density factor

    形狀改變比能密度因子斷裂準則
  9. Because of the small conductivity factor of organic phase change materials, all kinds of copper grids, gas sio2 and organic bentonite were added to organic phase change materials in order to heighten its conductivity factor. the conductivity factors were maesured by using time - temperature curve and comparison curve, and, the conductivity factor curves were drawn. at the same time, the entropy of phase change of every system was determined by using dsc

    針對有機相材料導熱系數小的缺點,採取在其中添加各種的銅網格、氣相sio _ 2和有機膨潤土的方法來善體系的導熱性,利用時間-溫度曲線法和較法兩種方法測定體系的導熱系數,並且繪制了體系導熱系數的化曲線;同時利用dsc對上面部分體系的相焓進行了測定。
  10. To be the wall material of gtdw, comparing with the conventional concrete diaphragm wall, plastic concrete has a much lower elastomeric modulus that approaches to that of the around soil. as a result, the deformation of the plastic concrete diaphragm wall under pressure will be similar with that of the around stratums. the stress state of the iii diaphragm wall is greatly improved and thus improvement will make it easy for the diaphragm wall to fit the stress changes by the thinner of wall or the frequent changes of the water level

    塑性混凝土作為抓鬥薄墻的墻體材料,相于普通混凝土彈性模量顯著降低,使其更接近於圍土材料的模量,所以塑性混凝土防滲墻在其受力后的很好地于周圍地層相協調,因而大大善防滲墻的應力況,更好地適應墻體薄及長江水位頻繁化而帶來的應力化。
  11. So, it is the author ' s motive to attempt to seek the ways of changing the poor areas " education status quo. beginning with promoting the language competence of preschool children, the writer tries to study the change of teaching mode and pedagogical ideology. the main causes lie in : 1 ) organize the language education activity to improve the language ability of preschool children ; 2 ) the class is chinese - oriented, but the aim of teaching and children ' s development is unclear ; 3 ) restricted by economy and culture, the language development in these areas is in an unfavorable position ; 4 ) compared with the field of arts, the teachers available now is more qualified for language teaching, so it is easier to change the form of language activity ; 5 ) children ' s language acquisition is not only confined to chinese class - teaching, but also penetrated into the other activities, such as art, handwork, and games

    本研究以促進學前班兒童的言語發展為突破口,貧困地區農村學前教育的現,原因主要有以下幾點: ( 1 )組織語言教育活動,促進兒童言語發展,是幼兒教育的主要任務之一; ( 2 )學前班以語文課堂教學的式實施語言教學,但教學目標和兒童發展的目標不明確; ( 3 )受經濟、文化等因素制約影響,農村貧困地區兒童言語發展處在不利境地; ( 4 )與藝術等教育領域相,現有教師的知識儲備更勝任語言教育,因此,語言活動式的設想更易實現; ( 5 )兒童語言教育研究工作者明確提出,兒童語言教育並不僅僅局限於「語文」課堂教學,而應滲透到其它活動當中去,故借開展語言教育活動之際,可以適當地開展藝術、手工、游戲等教育活動,以豐富活動內容。
  12. Distortion energy criterion for mixed mode crack propagation

    復合型裂紋擴展的形狀改變比能準則
  13. The apostle paul ' s promise was that jesus " will transform our lowly body , that it may be conformed to his glorious body " ( philippians 3 : 21 )

    使徒保羅應許說耶穌「將我們這卑賤的身體,和他自己榮耀的身體相似」 (腓力書3 : 21 ) 。
  14. Continuous - time analog filter is the only method when processing high frequency signal ( usually above 1mhz ) in low power consumption. it has been widely used in the area of communication, electronic measurement, instruments, autocontrol, etc. it ’ s especially used in digital and analog mixed signal processing and communication integrated circuit. current - mode filter becomes the new research direction in the world, as it ’ s high speed, low power consumption and simple configuration

    提出了基於ota的多功電流模式雙二階濾波器,基於ota的八階切雪夫濾波器,用模擬lc梯電路法設計橢圓低通濾波器時,在傳統的量選取方法的基礎上,用進后的量選取方法得到了( k + 1 )階橢圓函數低通濾波器的簡化信號流圖,實現了簡化的基於ota的橢圓低通濾波器電路。
  15. This paper studied the warp and stiffness of end - plate connection, and studied how the actual stiffness of end - plate connection influence stiff frame ' s displacement, and some design improvements are proposed. a methodology based on finite element modeling is used to establish strong bolted end - plate connection calculation model, and solved the interface between end - plates question and how to add bolt pretension when imitating end - plate connection ' s elastic material characteristic. through analyzing and comparing calculation results and experiment data, this paper summarized bolt force distribution, connection moment resistance, moment - rotation relationship and connection stiffness

    筆者採用有限元方法,建立高強螺栓端板連接的計算模型,模擬了節點彈性階段的工作態,較好的解決了高強螺栓端板連接中的接觸面問題和螺栓預拉力的施加問題,通過對計算結果的分析以及與實驗數據的較,總結出端板連接在彎矩作用下的螺栓拉力分佈規律、節點抗彎承載力及其影響因素,以及節點剛度特性及其對剛架性的影響,同時,對端板連接受力也做了十分有益的分析,為輕鋼節點設計方法的進提供了依據。
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