在综合分析国内外道路交通安全评价方法的基础上，建立了城市道路交通安全的灰色评价方法。
Based on the general analysis of evaluation methods both at home and abroad, the gray evaluation method of urban road traffic safety is established.
针对目前我国交通安全评价方法存在的缺陷，运用系统动力学原理，建立了交通安全度评价的安全因数方法。
The safety coefficient method, which is aimed to construct the evaluation of traffic conditions using system dynamics, is proposed to modify the drawbacks of the current evaluation of traffic safety.
本文从点、线、面三个层次建立了道路交通安全性能评价的指标体系与相应的评价方法。
This paper construct measure system of road safety properties evaluation and corresponding method through three levels that are respectively point, line and area.
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