Thaum nws los txog rau khoom qab zib, ib qho kev txhawj xeeb ntawm cov neeg siv khoom yog cov ntsiab lus qab zib. Puas yog khov-qhuav khoom qab zib ntshiab qab zib, lossis puas muaj ntxiv rau nws? Kev nkag siab txog cov khoom qab zib khov-qhuav tuaj yeem pab qhia meej cov lus nug no. Lub Freeze-Drying Process Lub freeze-drying proc ...
Nyeem ntxiv