-24表示( )
A.4个-2相乘
B.4个2相乘的相反数
C.2个-4相乘
D.2个4的相反数
-(24)表示4个2相乘的相反数.
故选B.
下列除哪一项外仅发于或好发于男性的是()
A.先天性角化不全病(Zinssers综合征)
B.毛状白斑
C.盘状红斑狼疮
D.Reiter综合征
E.白塞病
Imperfect goods are ________ by our quality control center in case they come into the consuming of the
customers.[ ]
A.rejected
B.accepted
C.realized
D.followed