橢圓交換 的英文怎麼說

中文拼音 [tuǒyuánjiāohuàn]
橢圓交換 英文
elliptic transformation
  • 橢 : Ⅰ形容詞（卵形） oval-shapedⅡ名詞[書面語] （長圓形的容器） elliptic vessel
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 橢圓 : [數學] oval; oval shaped; ellipse; ellipsoid橢圓規 ellipsograph; [圖] elliptic trammel; 橢圓軌道 ...
  1. Total conductivity of heat exchanger of ellipse spiral ophidian coils

    正交橢圓螺旋盤管換熱器的總傳熱系數
  2. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上，以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型，通過攝動方法和有限體積法，首次對各種截面（圓截面、橢圓截面、環形截面、矩形截面）旋轉曲線管道內充分發展流動的流動結構和傳熱特性（包括耦合對流傳熱特性）以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析，詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響，獲得了若干創新性成果。
  3. In this paper, the author primarily introduces how elliptic curves have been applied to public key cryptography from algebra and number theory, analyzes the advantage and security of ecc. the work the author has done is : ( 1 ) study the arithmetic of ecc on the encryption / decryption, digital signature and key exchange schemes and analyze their security performance ; ( 2 ) propose a new id - based group signature with existed id - based digital signature and discuss its application in digital cash ; ( 3 ) realize the electronic auction system and key authentication system with ecc

    作者所作的主要工作有： （ 1 ）研究了基於大素數域上的橢圓曲線密碼在加密解密、密鑰交換、數字簽名等方面的密碼協議並分析了每種協議的安全性能； （ 2 ）在現有基於身份的數字簽名方案的基礎上提出了基於身份的群簽名系統並討論了群簽名在數字現金中的應用； （ 3 ）給出了橢圓曲線密碼在電子拍賣系統、密鑰認證系統方面的實現方案。
  4. 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。
  5. Numerical simulation of flow behaviors and heat transfer characteristic of rectangular finned elliptical tube heat exchanger

    矩形翅片橢圓管熱交換器流動和換熱特性的數值模擬
  6. Tow multi - longitudinal vortex enhanced tubes, the alternating elliptical axis tube ( aea - tube ) and the discrete double - inclined ribs tube ( ddir - tube ), are invented according to the theoretical and numerical analysis

    根據理論和數值分析的結果，發明了兩種多縱向渦強化換熱管? ?交叉縮放橢圓管和不連續雙斜內肋管，對其進行了實驗和數值研究。
  7. Seeking the intersection of a line and an ellipsoidal surface with the projection plane transforming method

    用換面法求解直線與橢圓球面的交點
  8. Then, it introduce several cryptographic protocol based on elliptical curve, including diffie - hellman key switching, elgamal encryption and decryption, elgamal digital signature, ecdsa, etc. based on these, the author analyze kinds of security threat faced to 3g system and discuss the security rule and security objectives

    然後介紹了基於橢圓曲線的幾種密碼協議，包括diffie ? hellman密鑰交換， elgamal加解密， elgamal數字簽名， ecdsa等協議。在此基礎之上，分析了3g系統面臨的各種安全威脅並對系統的安全原則和安全目標進行了討論。
分享友人
分享到 Line

分享到臉書