Uzi ibice by'ingenzi bya beto?
Ibice by'ingenzi bya sima birimo sima (harimo ibikoresho bikoresha sima nka ifu y'amabuye y'agaciro, ivu ry'umukungugu, nibindi), ibintu bivanze (umucanga, amabuye, ceramsite, nibindi), amazi, n'ibindi bivanze. Ijambo sima ubusanzwe risobanura sima nk'ibikoresho bikoresha sima ...
reba ibisobanuro birambuye