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交通拥堵是目前一些一线城市面临的严重问题。城市道路拥堵问题究其原因有自然灾害所造成的路面损毁问题、城市的不断改扩建使一些路段禁行,在一些丁字路口、十字路口的红绿灯、交通事故等问题都在一定时段和地域使得交通不畅甚至瘫痪。通化市教师王金利用业余时间研发一种积木式立交桥,向这一难题发起挑战。目前,这一发明获得了国家专利。积木式应急立交桥,就是在短时间内(30分钟)就能搭建和迅速拆除能使车辆快速通过的桥梁,使来往的车辆能顺利
Traffic congestion is currently a serious problem facing some first-tier cities. Urban road congestion problems due to natural disasters caused by road damage problems, the city continued to expand some of the sections of the ban on the road, at some T-junctions, the traffic lights at the crossroads, traffic accidents and other issues are in a certain period of time and geographical make traffic Poor or even paralyzed. Tonghua City, Wang Jinli teachers use spare time to develop a building block overpass, to challenge this challenge. At present, this invention has won the national patent. Building block emergency overpass, is in a short period of time (30 minutes) will be able to build and quickly remove the bridge can make the vehicle quickly through, so that traffic can go smoothly