Taking the development of the extruder die for a typical complex profile rubber sealing strip as an

中文解释

本文以一典型异型密封条挤出模头的研制为例,详细介绍了组合式异型密封条挤出模头的设计方法及基本思路。

正在查询

nitril dunlin DDS chitchatting arctation 公开 difficult examination mountain road bandy leg absolute safety