1, resin khoom siv tes ua tus nqi lub teeb khoom kim heev tsawg Raws li peb txhua tus paub, ua ntej ib qho khoom tuaj yeem ua tau ntau, yuav tsum tau ua pwm.Cov pwm ntawm cov khoom siv tes ua yog mos silica gel (feem ntau hu ua zaj duab xis muag), cov khoom siv tsis yog xwb. tsis tshua muaj nqi, tab sis kuj silica gel yog tsim los ntawm kev kho thiab watering, thiab pr ...
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