Irangi ryo mumuhanda rigira uruhare runini muguharanira umutekano wumuhanda. Bafasha kuyobora abashoferi, abanyamaguru n'abandi bakoresha umuhanda bagaragaza inzira, inzira nyabagendwa nandi makuru yingenzi. Gushyushya umuhanda uranga imihanda ikoreshwa cyane kubushobozi bwabo bwo gukama vuba, p ...
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