Experimental methods
基础医学

        1.Perforate the staphylococcus AGAR plate with a sterile perforator,andpick out the AGAR in the hole with a needle,2mm in diameter and 5 to 20 mm inspacing.2.Fresh collected saliva was taken from the capillary straw and added intothe AGAR hole,one drop pe    （共 411 字）     [阅读本文] >>