1. Igipimo cyo kumisha ibikoresho byumye 1. Uburemere bwatakaye nibikoresho mugihe cyumwanya hamwe nigice cyiswe igipimo cyumye. 2. Uburyo bwo kumisha. Period Igihe cyambere: Igihe ni gito, kugirango uhindure ibikoresho mubihe bimwe byumye. Period Igihe cyihuta: Th ...
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