道路交通流特性是研究通行能力、道路规划和管理等最基本、最关键的环节。
The characteristics of traffic flow on highways are basic and critical in the study of highway traffic capacity, highway planning and highway management.
应用表明，系统不仅实现了对道路规划信息的有效管理，同时为未来城市地理信息系统的应用奠定了基础。
Its application suggests that the system not only achieves the effective management of the road planning information but also provides the basis for the future city geographic information system.
在道路规划、设计和安全管理中，应当注重道路及周围环境与人的协调和整合。
An attention of the coordination between the road and its surroundings should be paid in the process of road planning, design and safety management.
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