作为食品受到粪便污染指示菌的是()
A.菌落总数
B.霉菌
C.大肠杆菌
D.平酸菌
E.酵母菌
参考答案:C
梦幻妆的特点?
There are a kind of persons who use computer to deal with data and produce some information,but they do not change the hardware system and the software system.Which kind of person are they
A.system architect
B.language creator
C.terminal user
D.computer scientist