城市道路交通系统
urban traffic system
urban-road traffic system
城市道路交通控制与管理系统
city road traffic control and manage system
urban traffic control and management system
城市道路交通实时状况监测系统
Real-Time Monitoring System of Urban Road Traffic
道路交通安全系统
traffic safe system
road traffic safety system
道路交通信号设施
road traffic signaling facilities
道路交通信号控制机
Road traffic signal controller
道路交通事故再现
road traffic accident reconstruction
道路交通事故伤
Injury resulted from road traffic accidents
Road traffic injuries