The design scheme of book wrapping and corner making mechanism that influenced packing quality was analyzed beginning with the producing flow of paperbound packer.
从平装书籍打包机的工作流程出发，分析了影响包书质量的包书作角部件的结构设计方案。
Hoping through the antiquarian book auction, we can draw people's attention to place importance on the paperbound book and discuss how to protect and make good use of it.
通过古旧图书的拍卖活动，以引起人们对旧平装书的重视，从而探讨对其的保藏和利用。
应用推荐