知识贝壳
知识贝壳
所属栏目：合成革专业英语
A thin layer of surface treating agent is coated on finished leather,which can improve theappearance,handle,color,pattern and mechanical properties of surface,such as lusterintensification and extinction. The purpose is to make the products meet the requi ......（本文共 11239 字 ） [阅读本文] >>