货币与银行统计的数据是以()数据为主。
参考答案:存量
I ________ while reading the English textbook. Luckily, my roommate woke me up in time!
A.had fallen asleep
B.have fallen asleep
C.fell asleep
D.fall asleep
在正常人群中测某正态分布的生化指标,多少人测得值在±3SD中()
A.99.73%
B.50%
C.68.27%
D.95.45%
E.99%