Gantry cranes michina inorema-inorema iyo inowanzoshandiswa mumachiteshi, nzvimbo dzezvikepe, uye nzvimbo dzeindasitiri kusimudza nekufambisa mitoro inorema. Nekuda kwekugara vachisangana nemamiriro ekunze akaipa, mvura yegungwa, uye zvimwe zvinhu zvinoparadza, gantry cranes inotapukirwa zvakanyanya nekukuvara kwecorrosion. T...
Verenga zvimwe