lub laub ntxhua khaub ncaws yog dab tsi?

Lub laub ntxhua khaub ncaws yog ib qho khoom siv tseem ceeb rau cov neeg uas yuav tsum tau txav cov khaub ncaws loj lossis loj mus thiab los ntawm chav ntxhua khaub ncaws. Ib lub laub ntxhua khaub ncaws feem ntau muaj cov hlau thav duab nrog lub log thiab kuj tseem muaj cov ntaub los yog lub hnab mesh los tuav cov khaub ncaws. Cov hlau ncej yog ruaj khov thiab hnyav 500 kg, ua kom yooj yim rau kev thauj cov khaub ncaws ntau.

Rolling khaub ncaws lub laub kuj tseem siv rau hauv kev lag luam chaw, xws li tsev so thiab tsev kho mob. Lawv muab txoj hauv kev yooj yim rau kev thauj khaub ncaws, ua rau txoj haujlwm tsis muaj lub cev xav tau thiab siv sijhawm ntev.

Ntxiv rau qhov muaj txiaj ntsig zoo rau kev thauj cov khaub ncaws, cov tsheb thauj khoom tuaj yeem siv rau ntau yam haujlwm, xws li thauj khoom noj, khoom siv vaj tsev, lossis lwm yam cuab yeej. Qhov ntau yam thiab yooj yim ntawm cov khaub ncaws lub laub ua rau lawv cov khoom siv hauv txhua qhov chaw uas cov khoom hnyav yuav tsum tau txav mus.