How are you?[ ]
A. How are you?
B. Fine, thank you.
答案:B
9,36,144,576,()。
A.1152
B.1728
C.2304
D.2880
存放板卡备件的库房室内温度及相对湿度要求()。
A.20℃~30℃,35%~75%
B.15℃~25℃,30%~70%
C.15℃~30℃,30%~75%
D.15℃~35℃,25%~75%