将十进制数25.3125转换成十六进制数是()。
A.19.4
B.19.5
C.20.4
D.20.5
参考答案:B
—Dad, will you buy me a new bike?
—I don't know. I'll have to______ it. [ ]
A. think of
B. think about
C. think for
D. think out
企业生产适应变化的性能被称为()。
A.专业化
B.系列化
C.程序化
D.柔性化