It analyzed the technological characteristics of plastics article of leading paper device of printer, and introduced the structure of injection mould, the gate design, and the work process of mould.
分析了打印机导纸器塑件工艺特点，介绍了注塑模结构、浇口设计方案和模具工作过程。
An article in the region and a big two nationally renowned for its waste plastics market.
并且本地区有文安、城两个全国闻名的废旧塑料市场。
In addition, the applications of calcium carbonate whisker in plastics, et al, are introduced in the article.
此外，文章还介绍了碳酸钙晶须在塑料等领域的应用。
应用推荐