Nekukurumidza kusimudzira kweindasitiri yePCB, PCB iri kufamba zvishoma nezvishoma yakananga kwainotungamira mitsetse yakatetepa, madiki madiki, uye yakakwirira mareshiyo (6: 1-10: 1). Iyo gomba mhangura inodiwa i20-25Um, uye DF mutsara wemutsara uri pasi pe4mil. Kazhinji, makambani ekugadzira PCB ...
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