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据悉，今年北京市科技创安技术推广展示会共吸引了１６０余家安防企业参与，主要涉及楼宇对讲系统、机动车防盗枪报警系统、电视监控系统、ＧＰＳ卫星定位系统、人像识别系统等，除投影展示、图板展示和发放宣传材料外，还专门开辟出２２个实物演示宣传展区，内容包括社区、单
It is reported that this year, Beijing Science and Technology Security Technology Exhibition attracted a total of more than 160 security companies to participate in, mainly related to building intercom system, vehicle alarm gun alarm system, TV monitoring system, GPS satellite positioning system, portrait recognition system, In addition to projection display, board display and distribution of promotional materials, but also specifically developed 22 physical demonstration publicity exhibition, including community, single