The thesis consists of two parts: the actuality analysis of the traffic trip generation and the research on vehicle trip generation.

论文主要分为两部分内容：城市交通出行生成现状分析和机动车出行生成研究。

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The traditional travel demand model usually bases itself on the od study survey and employs a 4-step modeling process including trip generation, trip distribution, mode choice and assignment.

传统的交通需求4阶段分析模型大多基于各类出行的起讫点调查(OD调查)，建立出行生成、出行分布、出行方式选择和流量分配的4阶段预测模式。

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The accuracy of trip generation will directly affect the result of traffic demand forecast and the trip characteristic of household will impacts on the trip generation.

交通产生预测的精度将直接影响交通需求预测的结果，影响交通产生预测的主要因素是居民住户的特性。

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Throughout the trip, they talked about how they might allow another generation of editors to rise, and how they might inject new energy into the paper by shifting longtime department heads.

NEWYORKER: Changing Times

In 1902, which was only a generation before Robert Clark was born, Roosevelt went on a bear-hunting trip in the state of Mississippi, at the invitation of the governor.

BBC: A Point of View: The grown-ups with teddy bears