摘要
通过介绍可变情报板的系统构成、功能、原理,以促进其推广和应用,从而更好地为高速公路安全、高速和畅通的运行提供保障。
By introducing the system structure, function and principle of variable information board, it can promote the application of variable information board and provide better protection for the safe, high speed and smooth operation of expressway.
出处
《交通标准化》
2013年第21期139-141,共3页
Communications Standardization
关键词
高速公路
可变情报板
信息发布
expressway
variable information board
information publishing
