Cov yam ntxwv ntawm rauj zeb
1, daim ntawv thov dav, lub tshuab yog ua los ntawm cov khoom siv hlau tsis muaj steel, tuaj yeem ua tau raws li cov qauv kev lag luam ntau, lub crushing chamber yog nruab nrog cov dej-txias tsho, hloov mus rau crushing yuav tsum ntawm feem ntau cov ntaub ntawv kub-rhiab.
2, tsis muaj kuab paug, tsis tshua muaj suab nrov, cais chav sib sau ua ke, chav sau plua plav, kom cov plua plav tuaj yeem sau tag nrho, tuaj yeem ua tau raws li cov neeg siv khoom ntawm kev huv; Lub maneuvering tshuav yog zoo thiab lub suab nrov yog heev txo.
3, muaj peev xwm ntau lawm, tuaj yeem ua tau raws li cov neeg siv khoom ntau lawm.
