Nws tuaj yeem siv rau shaping thiab kho cov xuab zeb, gravel pavement, subgrade pavement, stripping topsoil los yog turf, me shoveling, trenching, scraping thiab lwm yam kev ua haujlwm, thiab tseem tuaj yeem ua tiav qhov sib xyaw ntawm cov av ruaj khov lossis lwm cov ntaub ntawv pavement, backfilling, thawb, kev ua haujlwm theem. Lub Highway Engineering Grader yog nruab nrog cov cuab yeej pabcuam, xws li rakes, bulldozing hniav, txuas hniav, rippers, plow lifters, deformed scrapers, snow plows, dov rollers, thiab lwm yam, uas tuaj yeem txhim kho nws cov peev txheej ua haujlwm thiab nthuav dav nws txoj kev siv. , Highway Engineering Grader xws li bulldozing, loosening
Cim npe nrov: highway engineering qib
