This paper introduces a visual inter-conversation door-entry control management system, and then explains the structure, function, hardware, software and the realization of this system.
文章介绍了一种可视对讲门禁管理系统，说明了其结构、功能、硬件、软件及其实现。
This paper introduces a visual inter-conversation door-entry control management system, and then explains the structure, function, hardware, software and the realization of this system.
文章介绍了一种可视对讲门禁管理系统，说明了其结构、功能、硬件、软件及其实现。
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