通过计算机数值模拟，得到了单速车道和多速混合车道元胞自动机交通流模型的基本图，并对这两种模型的交通流特性进行了分析和讨论。

Via computer numerical simulation, the fundamental diagrams of the single-speed lane and multi-speed lane CA traffic flow models are got, and these two models' traffic flow characters are presented.

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