1. 概述如今，信息技术、网络技术已经无处不在,渗透到各个领域。无论是政府还是企事业单位，其信息系统的不间断、高可靠运行，相关数据能...
An Olympic Story: Phidippides and the Origins of the MarathonThe cities of Greece were at war with Persia and i...
