然后从个人选择导向和政策导向两个角度，分别研究了交通结构优化的约束条件。
Then, the constraints of transport structure optimization are discussed from two aspects: personal selection and policy influence. Based on the analysis, the mathematical pr…
“十五”以来，北京市开始重视交通结构优化研究，以求通过出行方式转移来缓解城市交通拥堵状况。
Beijing has started the research to optimize city traffic structure since the tenth five year plan, in order to solve traffic congestion by changing people's traffic modes.
如何满足这种日益增长的城市交通需求和优化城市空间结构是我国各大城市所关注的问题。
How to satisfy the increasing demand of the existing passenger transportation and optimizing the city's space construction are the problems for paying attention to by the big city.
提出基于城市道路网络容量约束下的交通目标结构优化模型，分析了模型的意义。
According to the city road network capacity restriction, Put forward the optimization model of the traffic target structure, and analyze the meaning of the model.
城市交通与城市空间结构存在着复杂的相互影响、相互反馈关系，因此不能撇开一方而孤立地谈另一方的优化。
There exists complicate and feedback relationships between urban traffic and urban space structure. So we cannot put one party aside but discuss the optimization of another party in isolation.
最后提出了控制自行车交通转移的措施，以实现城市客运结构的优化。
At last, the measures to control bicycle traffic transferring are put forward here in order to optimize the percentage of urban passenger transport.
构建了基于出行结构的城市客运交通环境系统优化模型。
An optimization model was developed for urban traffic environmental system based on passenger trip generating.
对以轨道交通促进大城市空间结构优化的具体策略提出了几点建议。
Some concrete Suggestions of promoting the optimization of urban space forms by urban rail transit is proposed.
适当削减自行车交通总量，优化交通出行结构；
Decreasing properly the amount of bicycles, optimizing the configuration of traffic mode;
第二，这也有利于优化交通结构，帮助减轻交通压力。
Second, it can also improve the traffic structure, and help to mitigate the stress of the traffic.
第二，这也有利于优化交通结构，帮助减轻交通压力。
Second, it can also improve the traffic structure, and help to mitigate the stress of the traffic.
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