Inzira yo guswera ni inzira isanzwe muri iki gihe. Ubusanzwe ikoreshwa mubyuma. Ibyapa bisanzwe bisanzwe byamamaza, imirongo ya PCB, guterura ibyuma, ibisenge byuma bidafite ingese, nibindi, akenshi bikoresha uburyo bwo gutobora mubikorwa byabo. Muri rusange tuvuze, ukurikije ubwoko bwa ...
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