Mgbe PCBA ịgbado ọkụ, a ga-enwe residues nke tin, flux, uzuzu na ndị ọrụ 'mkpịsị aka n'elu nke PCBA osisi, na-eduga n'elu nke PCBA osisi bụ unyi, na organic acids na electric ion na flux fọdụrụnụ ga-eme ka. corrosion na obere sekit na PCBA osisi ...
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