Asiasiga a le tagata fa'atau a Italia mo le masini toe fa'aaogaina o le Circuit borad

Fa'agasologa:

PCB Fa'aeletonika Fa'a'ese'ese Masini --->>> Li'o fa'apolokalame toe fa'aaogā masini--->>> u'amea pa'u(Cu,Au,Ag,Pt,Pd)+Resin pauta