【简答题】part 2 Miss: Brought your things. Billy: I don't know if they ’ re right, miss. Miss: If they're ___1_____ ( 特别 ) to you, they are right. Billy: What are they for? Miss: To give us some ideas for a da...
【简答题】按随时间的变异,结构上的荷载可分为以下三类: 、 、 。
【判断题】凭证控制是指制单时,凭证编号必须按日期顺序排列。()
【单选题】SSTE型电力机车速度在112km/h时,牵引电机电压达到()。
【单选题】SSTE型电力机车速度在96km/h时,牵引电机电压达到()。
【单选题】I don't see your name_______this flight.