知识贝壳
知识贝壳
所属栏目：制革专业英语
Fleshing and splitting as well as scudding are three important mechanical operations in beamhouse. Fleshing operations are often carried out during soaking or after soaking,but sometimes after unhairing or liming. Splitting is usually carried out after li ......（本文共 8169 字 , 2 张图） [阅读本文] >>