使用不同品牌洗手液、肥皂对手指细菌的清洁。
洗前,和洗过的手指在培养皿上摸摸,再培养二天,查菌株数
使用不同品牌洗手液、肥皂对手指细菌的清洁。
洗前,和洗过的手指在培养皿上摸摸,再培养二天,查菌株数
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