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。
Discontinuity is an important and difficult subject in traffic model research.
间断问题是交通流动力学模型研究中一个重要而且困难的课题。
Discontinuity is an important and difficult subject in traffic model research.
间断问题是交通流动力学模型研究中一个重要而且困难的课题。
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