Lesson 1 Embossing
工業(yè)科技

        6.1.1 The purpose,principle and varieties of embossing6.1.1.1 The purpose of embossingEmbossing is an important post-processing tool for synthetic leather and it is mainly used inthe modification of the surface texture of synthetic leather with coating ob......（本文共 22593 字, 5 張圖）     [閱讀本文] >>