1. Txhim kho lub cev thiab tshuaj lom neeg ntawm cov hlau: steel dov tuaj yeem ua rau cov hlau muaj pes tsawg leeg thiab nws cov nplej zoo dua, yog li txhim kho nws cov khoom siv kho tshuab, lub cev, thiab tshuaj lom neeg.
2. Kev Ua Haujlwm Zoo Tshaj Plaws: Cov hlau dov tuaj yeem tsim cov khoom siv hlau ntau hauv ntau cov duab, qhov ntau thiab tsawg, thiab qhov ntau hauv lub sijhawm luv luv, muab qhov zoo ntawm kev ua haujlwm siab.
3. Kev ruaj ntseg zoo thiab muaj ntau hom: Los ntawm cov txheej txheem dov thiab cov khoom tsim nyog, ntau yam khoom siv steel nrog cov khoom ruaj khov thiab muaj ntau yam tuaj yeem tsim tau.
4. Wide Adaptability: Steel dov muaj ntau yam kev siv, ua tau raws li qhov xav tau ntawm ntau qhov chaw thiab cov haujlwm.
