Enterprise Web企业级网站enterprisen.企业；事业；进取心；谋划Enterprise Information Service企业信息服务enterprise's competitive powerenterprise technology alliance企业技术联盟enterprises' life cycle theoryenterprise group of the travel旅游企业集团enterprise information gateway企业信息门户enterprise knowledge structure企业知识结构enterprise systems engineering企业系统工程enterprise teehnology alliance企业技术联盟enterprise competition ability企业竞争力