本文从道路安全的角度来探讨道路线形与交通事故的关系。
From the perspective of road safety, this text studys on the relationship between road alignment and traffic accident.
山区高速公路经由的地形及道路线形均十分复杂，安全问题也日益突出。
Especially for freeways in mountainous area, whose alignment is very complex and the safety of which is more and more prominent.
同时结合隧道出入口附近的道路线形，分析了道路线形对车速变化的影响。
The general regulation of speed alteration is attained and the effect on it of road alignment is also analyzed.
本文根据重庆市主要道路的交通安全情况，定性、定量分析了道路线形、车速与交通事故的关系；
According to the traffic safety conditions in main roads of Chingqing City, this qualitatively and quantitatively analyses the relation between alignment, velocity and traffic accidents.
通过驾驶员的脉搏数和血压的变动规律，研究道路线形构造对其形成的心理上和生理上的负担程度。
The psychological and physiological burden degrees caused by alignments are expected to acquire by research the fluctuation regulation of pulse and blood pressure.
从视觉分析的角度出发，为保证行车安全，应尽可能让驾驶员清晰地看到由平面与纵断线形构成的道路线形。
Considering visual analysis, traffic safety in some sense means that divers can clearly see the road alignment make up of planar and vertical alignments.
纵断面设计是道路线形设计中的重要组成部分，纵断面线形的设计质量在很大程度上决定着道路的安全性与使用功能的好坏。
Vertical section design is a important part in road line design, the quality of vertical section line determine the security and function of the road.
提出道路交通复杂度分级的思路，对道路线形进行复杂度分级研究，并通过第二任务法测试驾驶员工作负荷的方式进行试验验证。
The paper propose the traffic complexity rating ideas, and research complexity rating for road alignment, and verify it through the second task method testing driver workload.
提出道路交通复杂度分级的思路，对道路线形进行复杂度分级研究，并通过第二任务法测试驾驶员工作负荷的方式进行试验验证。
The paper propose the traffic complexity rating ideas, and research complexity rating for road alignment, and verify it through the second task method testing driver workload.
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