对安全区域划分的纵向各层和横向各区配备专业的工业控制安全设备和软件进行安全防护，如图2所示。
The security zone is divided into vertical and horizontal sections with professional industrial control equipment and software security, as shown in figure 2.
而安全区的所有出口都被出口监视器所控制，只要标签进入出口邻近区域，系统立即产生警报，并显示该标签的信息及准确的报警位置。
All exits from the safe area are monitored by Exciters. As soon as a tag comes near an exit, an alarm occurs showing the specific tag and its exact location.
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