Ton hnab yog cov hnab yas ntim nrog lub peev xwm loj. Vim tias lawv muaj peev xwm loj thiab siv tau yooj yim, peb hu lawv lub hnab ntim khoom lossis lub thawv ntim khoom. Lub hnab ntim khoom muaj lub peev xwm loj thiab tuaj yeem nchuav rau hauv thiab tawm ntawm ib zaug. Rau cov khoom siv loj, nws yooj yim heev.
Lub hnab ntim khoom yog hloov cov hnab ntim me me. Yav dhau los, ib lub hnab yog 10KG, 25KG, lossis 50KG. Ib tug neeg nqa ib lub hnab, uas hnyav heev thiab xav tau ntau lub zog. Tam sim no, ib lub hnab tuaj yeem thauj khoom nrog ib tuj, ob tons, lossis 5 tons. Nws yooj yim heev rau kev thauj khoom thiab thauj khoom ncaj qha nrog lub tsheb thauj khoom, uas txuag cov nqi thiab kev ua haujlwm. Thib ob, vim tias qhov hnyav uas lub hnab ntim yuav tsum nqa yog loj, lawv cov khoom zoo heev. Yog tias lawv tsis raug puas tsuaj los ntawm tib neeg, lawv tseem zoo heev rau kev siv thib ob.
Lub hnab ntim tau yooj yim rau kev thauj cov khoom hnyav hnyav. Lawv muaj cov ntim loj, lub teeb yuag, thiab yooj yim rau thauj thiab tshem tawm. Lawv muaj cov qauv yooj yim, lub teeb yuag, thiab tuaj yeem folded.