Study on interaction between passenger movement and hub transportationenvironment should be done on three levels, and be applied on hub service evaluation.
提出从微观、中观、宏观层面研究乘客活动与枢纽交通环境的交互作用，并应用于枢纽服务的衡量与评价。
2
The second part introduced the current situation of the logistics of iron ore import in our country, and has analyzed the present transportationenvironment.
第二部分介绍了我国进口铁矿石物流的现状，并对当前的运输环境进行了分析。
3
This paper analyzes the concept of road network capacity reliability and introduces it into the transportationenvironment impacted by the route guidance system.