general logarithm 中文意思是什麼
general logarithm
解釋
一般對數-
Secondly, we described the fundamental concepts and properties of group signature scheme and some general digital signatures that can be used to construct group signature amply, and presented a group signature scheme based on the integer factorization. thirdly, we explained the fundamental concepts and properties of authorized group signature in detail and propounded a secure authorized group signature based upon the discrete logarithm. finally, we illuminated electronic payment system in e - commerce and designed a simple and high secure electronic cash system with multiple banks based on group signature
首先，對群簽名體制的研究背景、意義以及發展現狀進行了介紹;接著針對群簽名體制的基本概念和性質以及可用於構造群簽名的一些普通的數字簽名體制進行了詳細描述，並基於大整數分解問題給出一個群簽名方案;同時還對授權群簽名的基本概念和必須滿足的基本性質進行了詳細說明，並且基於離散對數問題給出一個安全的授權群簽名方案;最後，對電子商務中的一個重要組成部分? ?電子支付系統進行了詳細的闡述，利用群簽名技術設計出一個簡單、高安全性的多銀行電子現金系統方案。 -
If we build the logarithm linear model on the basis of the general principle of the money demand by making an adf test of variables and cointegration analysis, predicting the money demand model by ols and johansen cointegration, it would be found that the stock market of our country has had an obvious impact on the money demand according to the recursive results
根據一般貨幣需求理論建立我國貨幣需求對數線性模型，同時進行變量的adf檢驗和協整分析，然後用ols方法和johansen協整檢驗估計貨幣需求模型。根據回歸結果認為，我國股市已經對貨幣需求產生了顯著影響。 -
The basic principal and general structure of dry gas seal are introduced briefly, and aiming at the characteristics of logarithm spiral curve, the calculation of the pressure to the spiral groove end surface by the theory of narrow groove are given. the method of narrow groove theory and finite element method are utilized to optimize the end surface structure of the spiral groove dry gas seal. the structure of the seal is confirmed on the base of the result
簡要介紹了干氣密封的基本原理和一般結構，同時針對對數螺旋線形的特點，介紹了窄槽理論對螺旋槽端面的壓力分佈計算，利用窄槽理論和有限元方法對螺旋槽干氣密封端面結構進行了優化，並得出了優化結果，根據這一結果，確定了具體的密封結構。
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