A two way traffic model of freeway entrance around city was established.
建立了高速公路绕城出入口的双向交通模型。
On the background of Liaoning province freeway, a two way traffic model of freeway entrance around city was established.
以辽宁省高速公路问题为实际背景，建立了环城高速公路入口匝道处双方向放行交通模型；
This paper points out that the integrated problem of entrance on ramp control, mainline control and corridor control must be studied in order to solve traffic jam of freeway effectively.
本文指出要有效解决高速公路的交通拥挤与堵塞问题，必须研究入口匝道控制、主线控制、通道控制等的集成问题。
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