Dab tsi yog qhov zoo ntawm ton hnab?
Cov ntsiab lus tshwj xeeb yog raws li hauv qab no:
1. Lub neej ntev thiab tuaj yeem siv tau ntau zaus. Lub hnab ntim khoom yog ua los ntawm cov ntaub ntawv muaj zog, ruaj khov, thiab tuaj yeem siv dua thiab rov siv dua.
2. Lub loading thiab unloading efficiency yuav ua tau zoo heev. Nws muaj lub peev xwm loj, thauj khoom ceev thiab tshem tawm, thiab muaj ntau tshaj kaum npaug ntau dua li cov ntawv ntim cov hnab ntim khoom.
3. Muaj peev xwm tswj tau cov khoom zoo. Lub hnab ntim khoom yog los nag thiab impermeable, thiab nws tuaj yeem ua kom noo noo-pov thawj txawm tias muab tso rau sab nraum zoov tom qab sau.
4. Kev txwv ntim yog loj. Tsuav nws yog hmoov thiab granular cov khoom, thawv ntim yuav luag ntim lawv.
5. Siv qhov chaw tsawg dua. Lub hnab khoob yog foldable thiab me me, thiab lub hnab ntim puv muaj lub peev xwm loj, txuag chaw piv rau cov hnab ntim me me.
6. Xa cov thawv noj su. Muaj tshwj xeeb lifting rings ntawm lub thawv ntim khoom kom yooj yim nqa, thauj khoom, thiab tshem tawm los ntawm kev nqa khoom.