Kub KhoomQhov muag zoo tshaj plaws hauv txhua yam khoom
Hais txog pebTaw qhia txog peb qhov zoo
-
Kev paub
Nrog kev paub dhau los hauv kev tsim cov saw hoist rau ntau tshaj 50 xyoo.
-
Ntau lawm
Peb cov khoom tseem ceeb yog ntau yam qauv ntawm cov saw blocks, lever blocks, trolley thiab siab zog chains nrog rau cov saw sib dhos.
Technology
Peb tau muaj cov cuab yeej kuaj xyuas zoo tshaj plaws thiab cov cuab yeej siv siab heev.
-
Pab neeg ua haujlwm
Peb lub hauv paus ntsiab lus yog muab cov khoom lag luam thawj zaug thiab kev pabcuam zoo tom qab muag.
DAWINGKhoom ua hauj lwm daim ntawv
Xov xwmCov xov xwm tshiab ntawm tuam txhab
Ib phau ntawv winch yog cov cuab yeej siv tshuab nrog lub vertically ntsia winch nruas uas tuaj yeem raug mob tab sis tsis khaws cov hlua hauv lub zog tsav.
saib ntxiv






