7.Cigarette manufacturing
工业科技

        A schematic flow diagram for a typical U. S. blended cigarettemanufacturing process is shown in Figure 7. Whole Oriental leaf requiresonly cleaning of dirt,sand,and fines to be ready for blending. Burleyand Maryland tobaccos are combined,dip-cased,dried,a......（本文共 1484 字, 2 张图）     [阅读本文] >>