Duisburg Isticmaalaha korontada heerarka hydraulicka, Duisburg heerarka sare ee hydraulicka, Duisburg heerarka sawirida Duisburg iyo heerarka hydraulicka iyo Duisburg oo leh alaab aad u badan, qiimaha aad u fiican, qiimaha dheer, durdurka, iyo isticmaalka kala duduwan. Welcome to wir and iibso Duisburg macaamiisha cusub iyo gaboobay