[单选题]次鲜肉细菌总数标准是多少万/g()A . 1以下B . 1-100C . 100-200D . 200以上
[问答题] 为什么要检验水中的细菌总数?
[单选题]旅店中毛巾和床上卧具细菌总数的限值为A.<50cfu/25cmB.<100cfu/25cmC.<500cfu/25cmD.<200cfu/25cmE.
[单选题]旅店中毛巾和床上卧具细菌总数的限值为A.<50cfu/25cm2B.<100cfu/25cm2C.<500cfu/25cm2D.<200cfu/25c
[单选题]旅店中毛巾和床上卧具细菌总数的限值为A.<50cfu/25cm2B.<100cfu/25cm2C.<500cfu/25cm2D.<200cfu/25c
[单选题]矿泉水灌装水细菌总数限值为A.100CFU/mlB.30CFU/mlC.10CFU/mlD.50CFU/mlE.5CFU/ml
[单选题]矿泉水水源水细菌总数限值为A.100CFU/mlB.30CFU/mlC.10CFU/mlD.50CFU/mlE.5CFU/ml
[单选题]矿泉水灌装水细菌总数限值为A.100CFU/mlB.30CFU/mlC.10CFU/mlD.50CFU/mlE.5CFU/ml
[单选题]矿泉水水源水细菌总数限值为A.100CFU/mlB.30CFU/mlC.10CFU/mlD.50CFU/mlE.5CFU/ml
[单选题]矿泉水灌装水细菌总数限值为( )。A.100CFU/mlB.30CFU/mlC.10CFU/mlD.50CFU/mlE.5CFU/ml