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