西部地区的基础建设过去落后于东、中部地区。近几年,这一地区普遍重视了基础设施建设,道路、桥梁等建设投资增加,同时国家在西部地区的重点建设项目进展顺利,交通、邮电、通讯等基础条件改善,配套设施得到相应发展。为使读者对西部地区各省、 The infrastructure in the western region lags behind the eastern and central regions in the past. In recent years, the region has generally attached great importance to the increase of investment in infrastructure construction, roads, bridges and other construction projects. At the same time, the state’s key construction projects in the western region have been progressing smoothly. The basic conditions for transportation, post and telecommunications, communications and communications have been improved. Corresponding facilities have been developed accordingly. In order to make the readers of western provinces,