題目:供應室的空氣衛(wèi)生學標準為( )
2020-05-20
A.空氣細菌菌落總數(shù)≤10cfu/m
B.空氣細菌菌落總數(shù)≤100cfu/m
C.空氣細菌菌落總數(shù)≤200cfu/m
D.空氣細菌菌落總數(shù)≤400cfu/m
E.空氣細菌菌落總數(shù)≤500cfu/m

B.空氣細菌菌落總數(shù)≤100cfu/m

C.空氣細菌菌落總數(shù)≤200cfu/m

D.空氣細菌菌落總數(shù)≤400cfu/m

E.空氣細菌菌落總數(shù)≤500cfu/m

正確答案:E
試題解析: