Imbuto zumye zumye, zitunganijwe nicyuma gikonjesha, zerekana ibiryo biryoshye no kugumana imirire yuzuye. Isosiyete yacu ikora ibintu byinshi byuma bikonjesha, harimo gukoresha urugo rukonjesha, icyuma cya laboratoire, icyuma gikonjesha, hamwe n’umusaruro -...
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