infrastructuren.基础;基础设施
infrastructure system公共系统
infrastructure of ciy城市内部结构
infrastructure sector基础设施部门
infrastructure project基础设施项目
infrastructure concept基础设施概念
infrastructure finance基建财务
infrastructure of city城市内部结构
infrastructure industry基础产业
infrastructure projects基础设施建设项目; 基建项目
infrastructure function基础设施功能