Txoj kev xav ntawm kev khov-ziab
Khov-qhuav (lub npe hu ua Freeze-dry) yog ib qho ruaj khov ntawm cov khoom qhuav uas yuav ua rau cov khoom siv muaj dej kom khov rau cov khoom ua ntej, tom qab ntawd ua rau cov dej hauv qab ntawm cov huab cua txias, tshem dej kom tseg
Cov khoom ntawm cov kua qoob loo yog khov kho los ntawm sublimation thiab desorption, tom qab ntawd qhov hnyav txo qee qhov, qhov no tiv thaiv kom tsis txhob muaj cov kabmob lossis cov tshuaj tiv thaiv kabmob ntawm cov solute thiab solvent uas cov khoom tau muab khaws cia tau ntev thiab tswj tau nws qhov.
Lub tshuab nqus tsev tu kom qhuav yog cov kua nyeem → khoom siv → cov txheej txheem loj. Nyob hauv txoj kev khov-ziab, "kua choj" ntawm cov kua tau muab khov rau hauv "choj khoom". Txoj hauj lwm txheeb ze ntawm cov khoom tau raug tsau lawm thiab tsis muaj nyob ntawm qhov nrawm ntawm roj-kua nruab nrab ntawm ob feem me. Nrog qhov sib nrauj ntawm kev sib nrauj, "choj khoom" pheej yig dua, tab sis qhov kev sib txheeb ze ntawm ob feem yuav tsis hloov kom txog thaum "tus choj tau" pawv tag.
Cim npe nrov: snail Lee khov drying tshuab, Suav teb, lwm tus neeg, manufacturers, hoobkas, nqi, ua nyob rau hauv Suav teb
