知识贝壳
知识贝壳
所属栏目：制革专业英语
In many cases it is impossible to put fresh hides and skins into leather production within hours of slaughter. Usually it takes 2 to 25 weeks to collect,store,market,transport hides and skins from slaughterhouse to tannery workshop. In this very period,hi ......（本文共 11762 字 ） [阅读本文] >>