Because MCS-51, the key part of this system has the superior performance and multiprocessor communication function, this system has the high reliability and high performance-price ratio.

由于构成该系统的核心部件MCS - 51系列单片机性能优越，且具有多机通讯功能，故该系统具有高可靠性和高性能价格比。

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Compared with other similar devices, it has the advantages of simple circuits, flexible function and high performance-price ratio, etc.

与其它类似系统相比，具有电路结构简单、功能灵活、性能价格比高等优点。

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The equipment has the function of automatically retracting the traffic cones, simple structure, convenient operation and high performance-price ratio.

本设备具有自动收放交通锥的功能，结构简单，操作方便，性价比高。

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