浅谈广州北环高速公路通信系统的改造

Superficial Discussion on Reform the Communication System of Northern Circuit Expressway in Guangzhou

广州北环高速公路通信系统为了适应发展的需要，在原基础上进行了改造，满足了系统联网要求，并产生了较好的经济效益，在高速公路通信系统改造中具有一定的借鉴意义。

Suit the needs of developing in communication system in northern circuit expressway in Guangzhou,the system,on the order base,has been reformed to satisfy the united network.The reformed system has exercised the better economic benefits.It has drawn on the experience of reforming the commu- nication system in expressway.