知识贝壳
知识贝壳
所属栏目：英汉烟草科技
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] >>