Ib tug lob dredger yog ib homkev khuamlub nkoj lossis tshuab nruab nrog aclamshell lauj kaub thoobMounted rau ntawm lub crane lossis hydraulic caj npab, tsim los khawb thiab tshem tawm cov av hauv av, pob zeb, lossis cov khib nyiab los ntawm cov chaw ib puag ncig.
NEEG KHO TSHUAB TXHAJ DEDGERS:Siv winches thiab cov xaim los ua haujlwm kom khiav haujlwm.
Hydraulic Lob Dredgers: Siv cov tshuab hydraulic rau kev sai dua, ntau dua kev txav.
