Guhitamo ibyiciro bitatu byuzuye byogukora inganda birashobora kugira ingaruka zikomeye kumikorere yawe, isuku, numutekano. Waba urimo guhangana n’imyanda iremereye, ivumbi ryiza, cyangwa ibikoresho bishobora guteza akaga, isuku ya vacuum ni ngombwa. Aka gatabo kazagufasha kuyobora th ...
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