Function of Contract Control in Target Cost Management of Construction Projects of Highway Engineering 合同控制在公路工程施工项目目标成本管理中的作用
Data Centers had already emerged in large host age which supplied enterprises with the management and maintenance of large hosts by trusteeship, contract or centralization to reach the target of professional management and a decrease in running cost. 数据中心在大型主机时代就已出现,那时是为了通过托管、外包或集中方式向企业提供大型主机的管理维护,以达到专业化管理和降低运行成本的目的。