论文部分内容阅读
当前,国家主干公路网已初具规模,而国家主干公路网交通安全仍然十分脆弱,亟需形成功能完备的国家主干公路网交通安全保障体系。
At present, the national trunk road network has begun to take shape and the traffic safety of the national trunk road network is still very fragile. Therefore, it is urgent to form a fully functional national trunk road network traffic safety guarantee system.