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随机从市中心小学1～5年级每班抽取男女生各5名,共50名的手分别用自来水和肥皂清洗后,于半小时内采样。每只手用泸纸粘贴和棉球擦拭法采样,每只手采50平方厘米(5个手指掌面各6,共30,手掌15,五个手指甲及甲沟5),双手共采100平方厘米,放入无菌生
Randomly from the city center primary school grade 1 to 5 boys and girls in each class to take five, a total of 50 hands were washed with tap water and soap, sampling within half an hour. Each hand with Luzhi paste and cotton ball wipe sampling, each hand mining 50 square centimeters (5 fingers palm each 6, a total of 30, palm 15, five fingernails and a ditch 5), both hands were taken 100 Square centimeter, into sterile students