四川成都至雅安、成都至乐山高速公路通信系统工程

Brief Introduction Communications Systems Engineering of Highway of Chengdu to Yaan and Chengdu to Lesan

介绍四川省高速公路通信系统的发展建设情况 ,阐述了通信系统在我省高速公路联网收费试点项目中的重要性 ,并简要介绍了成乐、成雅高速公路通信系统的设备选型。

This paper briefly introduce development of communications systems of highway at Sichuan province,introduce important meaning of communications systems at experimental item of highway network toll collect system,and expound equipment choose?network structure and project construct of communications systems of highway of Chengdu to Yaan and Chengdu to Lesan.