FR4 ishoko rinobuda zvakanyanya kana zvasvika kune akadhindwa edunhu mabhodhi (PCBs).Asi chii chaizvo chinonzi FR4 PCB?Sei ichinyanya kushandiswa muindasitiri yemagetsi?Mune ino blog positi, tinotora kunyura kwakadzika munyika yeFR4 PCBs, tichikurukura nezvayo, mabhenefiti, mashandisiro uye nei iri...
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