Tare da saurin ci gaban masana'antar PCB, PCB a hankali yana motsawa zuwa ga jagorar layukan bakin ciki masu tsayi, ƙananan buɗe ido, da ma'auni mai girma (6: 1-10: 1). Bukatun jan karfe na rami shine 20-25Um, kuma tazarar layin DF bai wuce 4mil ba. Gabaɗaya, kamfanonin samar da PCB ...
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