A common practice in developed countries is using snow removal equipment to removal snow, snowmelt supplemented by

Now a common practice in developed countries is mainly snow, snowmelt supplemented. Such as the environmental practices of the United States and Europe: using snow removal equipment to do snow removal, road sprinkled cinders, coarse sand, branches, slag and other substances to non-slip, really need to sprinkle the deicing of pavement, snow vehicles first sweep most of the snow on the ground, and then sprinkle a small amount of deicing salt to prevent road icing.