论文部分内容阅读
以“快速、安全、经济、舒适”为主要特征的高速公路是交通运输现代化的重要标志,同时也是一个国家现代化的标志。目前,全世界已有80多个国家和地区拥有了高速公路,通车里程超过20万公里,美国、日本、德国、加拿大等发达国家已经构筑了与本国经济和社会发展相适应的高速公路网络。从1988年建成沪嘉高速公路和沈大高速公路,我国高速公路建设得到飞速发展,只用了15年时间即建成了近3万公里,通车里程稳居世界第二位。而且
Expressway characterized by “fast, safe, economical and comfortable” is an important symbol of transportation modernization and also a symbol of national modernization. At present, there are more than 80 countries and regions in the world owning expressways with more than 200,000 kilometers of traffic mileage. Developed countries such as the United States, Japan, Germany and Canada have constructed expressway networks that suit their own economic and social development. Since the construction of Shanghai-Jiazhou Expressway and Shenyang-Shenyang Expressway in 1988, China’s expressway construction has undergone rapid development. In just 15 years, it has built nearly 30,000 km and has the second largest mileage in the world. and