logistics mix运销组合logisticsn.物流；后勤学；运筹学logistics commodity protection物流商品养护logistics transport enterprise物流运输企业logistics business outsourcing物流业务外包logistics alliance enterprises物流联盟企业logistics information platform物流信息平台logistics service supply chain物流服务供应链logistics organization network物流组织网络logistics management specialty物流管理专业logistics outsourcing industry物流外包产业Logistics of the whole vehicle整车物流