求 IEC 60893-3-7-2009
IEC 60893-3-7-2009 ed2.1 Consol. with am1Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for eldectrical purposes - Part 3-7: Specifications for individual materials - Requirements for rigid laminated sheets based on polyimide resins
http://bbs.infoeach.com/forum.php?mod=viewthread&tid=39793&extra=
页:
[1]