目录一、系统概述：...............................................................................................................................3二、产品选型..................................................................................................................................3三、系统功能..................................................................................................................................41、安全检测功能.....................................................................................................................4（1）、起始感应探测区.................................................................................................5（2）、通道追踪探测区.................................................................................................5（3）、安全防夹检测区.................................................................................................5（4）、低位安全探测区.................................................................................................52、材质、坚固性及外观设计.................................................................................................6(1）、材质.......................................................................................................................6（2）、坚固性.................................................................................................................6（3）、外观设计.............................................................................................................63、工作原理.............................................................................................................................6（1）、授权通行.............................................................................................................6（2)、多授权通行...........................................................................................................7（3）、未授权人员通行...............................................
