The position, functions and application of monitoring system on expressways are introduced. The composition and operating theory of monitoring system on expressways are analyzed simultaneously.
介绍了监控系统在高速公路中的地位、作用及应用，同时分析了高速公路监控系统的构成、工作原理等。
The position, functions and application of monitoring system on expressways are introduced. The composition and operating theory of monitoring system on expressways are analyzed simultaneously.
介绍了监控系统在高速公路中的地位、作用及应用，同时分析了高速公路监控系统的构成、工作原理等。
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