Ntxiv nrog rau qhov ntev caj npab crawler diesel excavator, kuj tseem muaj amphibious excavator. Qhov no crawler diesel excavator yog raws li ib tug dog dig excavator platform thiab yog txawm peem rau nrog ib tug hollow floating box chassis, thiaj li hais tias nws muaj peev xwm taug kev thiab ua hauj lwm rau hauv av mos xws li swamps thiab tidal flats. Cov cuab yeej siv no tseem yog siv rau cov khoom siv hluav taws xob siv hluav taws xob nrog cov thoob, thiab muaj zog yoog raws hauv dej dredging thiab pas dej tidal tiaj tus ua haujlwm.
Cim npe nrov: crawler diesel excavator
