列车ATO模式运行时，ATO输出的牵引/制动力的大小首先通过车辆（）来传输控制的.
A、AMBDR
B、AMTDR
C、编码器
D、AMR
参考答案：C
How do you think that he was an hour late on such a short journey?
A．it came about
B．did it come about
C．it was come about
D．was it come about
子女与父母讲话、办事时如何做到尊敬父母？
