tropical crop

This article introduces the preparing process of a class H thermosetting adhesive tape of polyˉimide film and main technology index.

叙述了聚酰亚胺薄膜H级热固性粘带的制造过程及主要技术指标 ,讨论了测试结果和影响质量的主要因素 ;产品在电力机车牵引电机中应用效果良