The cases studied in this paper incldue 39,741 traffic accidnets which happened in the cold region-Heilongjiang province and Liaoning province, China-from 1992 to 1995. On the basis of data collection, data processing and site investigation, the causes of the traffic accidents, the monthly distribution of the traffic accidents, the categories of the road and the accidents in the cold region and so on are analyzed and studied, as a result, the statistical regularity of the traffic accidents happened in the cold region and the relevant analytical conclusion have been obtained.
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