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2013年4月20日,四川省雅安市芦山县发生了7.0级地震。自地震发生后,视频监控拍摄到的四川省雅安市各地地震现场情况就陆续在电视台、各门户网站播出,展现了地震原貌,让人们了解当时的情况,引导救援。除此之外,地震救援过程中,对于应急公共广播系统、安防监控、应急指挥、远程视频医疗系统等设备表现出的巨
On April 20, 2013, a magnitude 7.0 earthquake hit Lushan County, Ya’an City, Sichuan Province. After the earthquake, the scene of the earthquake in Ya’an City, Sichuan Province, captured by video surveillance, was broadcast on television stations and various portals in succession, showing the original appearance of the earthquake so that people could understand the situation and guide the rescue. In addition, in the process of earthquake rescue, giant devices such as emergency public address system, security monitoring, emergency command and remote video medical system