Kuv lub tuam txhab tsim cov thoob cov hniav yog qhov tseem ceeb ntawm cov khoom siv excavator, zoo ib yam li tib neeg cov hniav, cov hniav thiab cov hniav txhuam hniav yog tsim los ntawm kev sib xyaw ntawm cov thoob cov hniav, ob los ntawm ib tus pin ncej txuas. Cov khoom tuaj yeem muab faib ua cov hniav pob zeb (siv rau cov hlau ore, ore thiab lwm yam), lub ntiaj teb (av nplaum, xuab zeb thiab graph mining iav rau lwm yam), cov hniav conical (coal), cov hniav qhib, tsim rau installation hauv lub laum qhia phaj, yooj yim nyob rau hauv txawv stratum drilling hniav hloov lub kaum sab xis. Excavator thoob cov hniav cov ntaub ntawv feem ntau siv yog series ntawm high manganese steel, tsawg carbon martensitic siab chromium cam khwb cia hlau series, series, uas muaj cov yam ntxwv ntawm siab manganese hlau, zoo toughness, hnav nyob rau hauv lub hardening tej yam kev mob.
Post lub sij hawm: Aug-19-2018