【单选题】工频条件下,当电流持续时间超过心脏跳动周期时,室颤电流约为 ( )mA 。
【判断题】Jiang’s “three represents” reflected the desire of the party to change with the times.
【单选题】Parliamentary committee reports are mentioned in the first paragraph to highlight______.
A.
typical characteristics of British people
B.
general features of government reports
C.
the peculiarity of the transport committee's reports
D.
wrong opinions about the rail industry
【单选题】利用计算机来辅助人们决策、判断,模仿人的思维,这项应用属于