Hydraulic sab-qhib take-up tshuab yog ib hom hlau xaim nqa khoom nrog tsis siv neeg unloading cov hlau hlau coils.Nrog kev tswj hwm hydraulic, nws tuaj yeem txo qis, qhib thiab kaw, txhim kho kev tsim khoom thiab txo kev siv zog.