Zhangyongjun

+

Recommended Ph.D.Supervisor

Click:  
The Latest Update Time:  --

Patents

Current position: Home >> Scientific Research >> Patents

一种用于轧制圆形板的纺形组合轧辊,发明专利201610742037.0

Release time:2022-04-18 Hits:

Copyright ©  2022 USTB All Rights Reserved. Tel:010-62332299