Abakora amarembo azwi cyane: imbaraga zo kubaka ibicuruzwa
Hamwe no kwihutisha gahunda y’inganda, inganda za valve mu iterambere ry’ubukungu bw’Ubushinwa ziragenda zirushaho kuba ingenzi, muri zo, irembo ry’irembo nkishami rikomeye ry’inganda za valve, ikoreshwa mu ngufu, peteroli, amavuta ...
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