This European Standard specifies the composition, property requirements including electrical properties and tolerances on dimensions and form of semiconductor devices, electronic and vacuum products in two copper grates Cu-OFE (CW009A) and Cu-PHCE (CW022A
Copyright ?2007-2022 ANTPEDIA, All Rights Reserved
京ICP備07018254號 京公網安備1101085018 電信與信息服務業務經營許可證:京ICP證110310號