
Posted By Lylight - China
Summary: argraffwyd bwrdd cylched pcb deunydd fr resin epocsi 4 numbr haen 1 12layers cem

Posted By Lylight - China
Summary: 2 haen dyluniad pcb deunyddiau fr 4 math hasl arwain rhad ac ddim fr4 epocsi

Posted By Lylight - China
Summary: tsieina 2 haen double ochrau argraffu dylunio bwrdd cylched cynllun pcb techneg