Now the community is becoming increasingly serious road traffic problems, especially in large cities, a peak time to work on the road began to crowded, cloudy day if rain or snow to catch up, it will block the road was packed.

Now social traffic issues have become more and more serious, especially in large cities, one of the commuting time Peak Road congestion and to begin to catch up if it rains or reggae, roads will be blocked snow is packed with people.

Now the society road traffic question becomes more and more serious, in particular in big city, as soon as arrives the coming and going to work the rush hours path to start crowded, if catches up with the cloudy day to rain perhaps to snow, the path can stop up watertightly.

Social problem of road traffic getting worse now, especially in big cities, a road to the peak commuting time began crowding, if caught up with cloudy rain or snow will block the road was packed with.