某成像系统能提供的灰度级数为256,其比特数为()
A.1
B.3
C.8
D.16
E.12
参考答案:C
She has a pen in one of her hands, but what's that in her _____ hand? [ ]
A. one
B. another
C. the other
D. other
(一)
12月5日,确认收入的金额为______万元。
A.2000
B.1800
C.1170
D.1200