JIS B1060-2003 表面淬火和回火的米制螺纹轧制螺钉的机械和性能要求
资料介绍
JIS B1060-2003
Mechanical and performance requirements of case hardened
and tempered metric thread rolling screws.rar
Mechanical and performance requirements of case hardened
and tempered metric thread rolling screws.rar
