一种各向异性管材环向厚向异性系数的确定方法
Date:2021-09-09 Hits:
First Author:linyanli
Disigner of the Invention:hezhubin,胡馨予,朱海辉,yuanshijian
Application Number:201911186112.X
Authorization Date:2019-11-28
Authorization number:ZL 201911186112.X
Authorization Date:2019-11-28