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；
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；
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