城市道路养护维修工作的特点是点多、线长、面广、突击性工程多。长期以来,一台沥青混合料拌和机有规律的定量供料,与多工地同时需要的矛盾,一直解决不了,造成了运输车辆、工地施工人员和施工机械等料而沥青混合料拌和机则因车辆周转不及造成生产能力不能充分发挥等严要浪费现象。目前,世界上采 Urban road maintenance and repair work is characterized by more points, long lines, a wide range of assault engineering and more. For a long time, an asphalt mixing machine with regular quantitative feed, and the need to work at the same time conflicts have not been resolved, resulting in transport vehicles, construction site workers and construction machinery and other materials and asphalt mixing machine due to Vehicle turnover is less than the production capacity can not give full play to such serious waste phenomenon. At present, the world mining