混合车流基本交通流特性描述是混合车流理论研究的基础。
Description on multi traffic flows characteristics is the basis for the study on theory of multi traffic flow.
在过去的半个世纪里，研究人员在形成车流宏观理论方面鲜有进步。
Over the past 50 years researchers have made little progress in developing a general theory of traffic flow.
按照阻塞程度、阻塞时间及变动的需求流量等已知条件，采用车流波动理论推算排队向上游延伸的最远距离。
A traffic flow wave theory is used to calculate queuing length according to different crowded level, crowded time and variant demand volume.
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