Hits:
Title:Q690与Q980高强异种钢不预热焊接方法
Institution:材料科学与工程学院
Type of Patent:发明
Application Number:201110439240.8
Number of Inventors:1
Service Invention or Not:No
Application Date:2011-12-23
Publication Date:2013-12-18
Authorization Date:2013-12-18
Release Time:2019-04-15
