通过分析道路交通事故发生的特点，从不同的角度，建立了模糊图模型、非线性回归模型及基于灰色理论的灰色预测模型。

The predictive models of fuzzy graph, nonlinear regression and with grey theory are set up from different aspects by analyzing the features of road traffic accidents.

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目前我国道路交通事故现场的数据采集、绘制现场图以及分析事故原因基本上还是靠手工进行，费时费力且难以保证其准确性。

At present, the traffic accident spot data collecting, graph drawing and reason analyzing is still transact by hand, it is difficult and uncertainty, therefore it takes much more time.

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