pem 中文意思是什麼

pem 解釋
程序執行監控程序, 保密增強型郵件
  1. Mouse homeobox gene pem was newly isolated in 1990 ' s. its expression pattern during the murine ontogeny and in the adult tissues is unique, namely, in a stage and spatial specific manner

    Pem基因在小鼠發育過程及成體部分組織中呈時間和空間特異性表達，並在一系列腫瘤細胞株中持續表達。
  2. The bouc - wen differential equation model is used in modeling the hysteretic characteristics of these components. the pem ( pseudo excitation method ) combined with the elm ( equivalent linearization method ) is used to analyze the non - linear random vibration of such structures

    採用bouc - wen等提出的微分方程模型描述進入非線性構件的滯變特性，運用虛擬激勵法結合等效線性化進行結構非線性隨機振動分析。
  3. A mathematical model for the anode of a direct methanol fuel cell ( dmfc ) considering the mass transport in the whole anode compartment and the proton exchange membrane ( pem ), together with the kinetic and ohmic resistance effects through the catalyst layer is developed. the influences of key parameters on methanol crossover and anode performance are investigated

    對于dmfc的陽極，本文描述了甲醇和水在陽極及質子交換膜（ pem ）中的傳遞過程、反應動力學和歐姆阻抗效應，建立陽極和pem的數學模型，並探討對甲醇擴散和陽極性能影響的主要因素。
  4. We first set up the hiberarchy of the nmm ’ s visualization and focus on the study of pem ’ s visual process. then the coupling equation of pem is deduced and a rapid algorithm for solutions of bordered tridiagonal linear equations is put forward. in the last of the thesis, elementary system of deformation geometry unified for manifold ’ s structure is studied primarily via the idea of unified modeling and some theoretic results for analytical visualization are given out under the system of frenet frame of arbitrary parameters

    文章結合nmm的基本原理和特點，研究了nmm可視化的有關理論和方法;文章首先建立了nmm可視化的層次結構，重點對面素單元法（ pem ）的可視化過程進行了細致研究，推導出了pem的耦合方程，然後給出加邊三對角方程組的一種快速求解演算法，最後還從統一建模的思想對統一于流形結構變形幾何的基本體系進行了初步研究，得到了任意參數形式下frenet標架體系的若干適用於解析可視化的理論結果。
  5. To our knowledge, pem belongs to homeobox gene family and may encode a developmental regulated transcription factor

    Pem屬于同源異型框基因，可能是一種發育調控的轉錄因子。
  6. The pki environemt including development interface such as pem and der encoding and decoding, symmetry cryptography, rsa algrothm, random numeric generate, certificate request pkcs # 10 encoding and decoding, x. 509 certificate encoding and decoding, digital abstract, digital signature and verifying signature, digital envelope and advance services such as certificate authority and register authority

    為滿足設計需要的pki底層支持和上層服務平臺，本文設計和實現了pki環境，包括底層開發介面： pem與der編解碼、對稱加密、隨機數產生、 rsa演算法、證書請求pkcs # 10封裝與解碼、 x 509證書和黑名單編解碼、數字摘要、數字簽名與驗證、數字信封等和上層服務：認證中心和注冊中心。
  7. A dynamical model of h2 fuel cell stack with water balance is developed in this paper for studying steady and dynamical performances of proton exchange membrane ( pem ) fuel cell stacks

    摘要提出和建立了包含水平衡的氫燃料電池堆的動態模型，用於研究質子交換膜（ pem ）燃料電池堆的靜、動態性能。
  8. In order to further improve the compression performance, the model is modified with the help of motion compensation technique. experimental results also show that at various conditions, mc - 3dpem is superior to 3d - pem without motion compensation

    實驗結果表明：相同碼率情況下，基於運動補償的mc - 3dpem模型獲得的psnr高於3d - pem模型，同時視頻三個分量的混合編碼比每個分量單獨編碼時具有更好的psnr 。
  9. The pseudo excitation method ( pem ) has brocken its efficiency - bottleneck, and appears to be quite effective in coping with such multiple excitation random analyses. therefore introducing the random vibration approach into the bridge engineering as a tool of seismic designs not only meets the objective requirement and the modem technological development, a good methodology background is also available

    虛擬激勵演算法突破了計算效率瓶頸，並且易於處理多點激勵問題。因此，將隨機振動法作為一種新的橋梁抗震設計方法引入我國橋梁工程界不僅符合客觀需求，體現了設計水平的現代發展趨勢；而且在方法論上也有了比較有利的條件。
  10. Then, a three - dimensional, comprehensive, steady - state mathematical model is described to investigate the fluid flow, heat transfer, species transport and electrochemical reaction in the pem fuel cells

    然後，發展了一個用於研究質子交換膜燃料電池特性的三維綜合的數學模型，模型同時考慮了流體流動、熱量傳遞、電荷傳遞、多組分傳遞和電化學動力學。
  11. Pem pulse edge molulation

    脈沖邊緣調制
  12. Direct methanol pem fuel cell ( dmfc ) is recognized as a new alternative to the present power sources because of its characteristics of high efficiency, high power density, low emission and easy fuel carriage

    直接甲醇聚合物膜燃料電池（簡稱dmfc ）以其高效、高能量密度、低排放和燃料儲運及補充方便等特點被認為是一種適應未來能源和環境要求的理想電源。
  13. Control of pem fuel cell stacks based on affine thermal models

    基於仿射熱模型的質子交換膜燃料電池電堆的熱管理控制
  14. ( 7 ) the concept and principle of pre - evaluation machine ( pem ) of flood forecast models are described. pem models based on resemblance coefficient, ann and svm are posed. the feasibility and difficulties of their application are discussed

    （ 7 ）提出了洪水預報模型預評估機（ pem ）的概念，介紹了其工作原理，並提出了基於相似系數、基於人工神經網路和基於支持向量機三種類型的預評估機模型。
  15. Supporting der & pem of x. 509 3 & pkcs, and other certificates issued by most of domestic ca institutions

    5093及pkcs系列證書的der和pem格式，以及國內多數證書機構發放的證書
  16. 16 let ' s go to transform the mud to pem system

    去將本段泥漿轉化成pem泥漿體系。
  17. It was found that the start - up and step response time of pem fuel cell was in the order of seconds, which was similar to the simulation results of most presently used models

    結果表明：電池的啟動時間和階躍響應時間均為秒的數量級，與大多數模模擬的結果相一致。
  18. It is easier having the trust certificates in a single pem file, keeping the path argument as null, like this

    將信任證書保存在一個pem文件中比較簡單，這樣可以使path參數為空，如下所示：
  19. When visiting oper class boards, and hearing pem discuss pier weaknesses, always someone points out " it ' s not pat bad, at least we ' re not warriors ". . . and everyone agrees

    當你到別人職業的論壇瀏覽時，你聽到他們在討論他們職業的弱點，總有人會說：我們還不算太糟糕，至少比戰士強。每個人都同意這個觀點。
  20. The research work about the local non - linear random vibration of engineering structure under earthquake excitation includes ; discrete hinge model combined with the pem and the elm is used to solve such non - linear problem which the bend - type hysteretic effect of some components is taken into account

    對于工程結構地震作用下局部非線性隨機振動，將離散塑性鉸模型與虛擬激勵法和等效線性化法相結合，求解這一類局部發生彎曲型滯遲效應的非線性問題。
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