知识贝壳
知识贝壳
所属栏目：英汉烟草科技
The objectives of flue - curing tobacco are to maintain and enhancethe potential quality embodied in the harvested leaf and to provide an environment conducive to the transformation of that leaf into a high qualitycured tobacco product. This is achieved t ......（本文共 10272 字 , 2 张图） [阅读本文] >>