Based on the connotation of E-government and four E-government patterns, this article is intended to give four fundamental models of governance processing in E-government.

基于电子政务内涵及四种电子政务模式，本文提出了电子政务政务处理的四种基本模式及其所实现的政务活动。

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First, This paper discusses four E-business's demands for safety, then introduces technology of information security and how they meet demands of secure electronic transactions.

首先阐述了电子商务的四个主要的安全需求，并就信息加密、数字签名、数字证书等信息安全技术的特点及其应用作了探讨。

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First the paper introduces four E-learning patterns and discusses resource characteristics of individuation E-learning pattern which is the most popular E-learning pattern of the four patterns.

首先介绍了四种网络学习模式，并探讨了这四种模式中的最流行的网络学习模式—个别化的网络学习模式的资源特征。

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In July,the Defense Department e-mailed a "Don't Ask,Don't Tell" opinion survey to four hundred thousand service members.

VOA: special.2010.10.23

General Robert E.Lee surrendered in early April, bringing an end to four years of fighting.

VOA: special.2010.01.14

If someone contacts Legacy Locker to report a client's death, the service will send the customer four e-mails in 48 hours.

CNN: New services promise online life after death

Following the trial Amerisource sought sanctions against Rx USA and Drucker, who was not a party to the suit, contending that the company had used four e-mails altered by Drucker to support its claims that the companies had negotiated a discounted price for insulin.

FORBES: Rx USA Hit With Sanctions Over Faked E-Mails

Japan owns four Boeing E-767 airborne warning and control system aircraft.

WSJ: Japan: Russian Fighter Jets Enter Its Airspace