Hamwe niterambere ryihuse ryinganda za PCB, PCB iragenda igenda yerekeza ku cyerekezo cyumurongo utomoye cyane, imirongo mito, hamwe n’ibipimo bihanitse (6: 1-10: 1). Umwobo umuringa usabwa ni 20-25Um, naho intera ya DF iri munsi ya 4mil. Mubisanzwe, ibigo bitanga umusaruro wa PCB ...
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