【单选题】由三相电压不平衡电机的过载跳闸,如果变频器的输出端不平衡,则应检查( )。
【简答题】We were greatly encouraged by the news of China______(又发射一颗人造卫星).
【单选题】We were greatly ______ by the program performed by Xiao Shengyang on CCTV.
【单选题】对于继电器、接触器的触点,按其线圈( )时的状态画出,控制器按手柄处于零位时的状态画出;对于按钮、行程开关等触点按( )作用时的状态画出。
【单选题】The film was so ___ that we were greatly ___ in it.
A.
interesting; interesting
B.
interested, interesting
C.
interested, interested
D.
interesting, interested
【单选题】We were greatly _____ in our investigation by the cooperation of the police. [ ]
【单选题】关于情绪情感的作用的叙述错误的是()
C.
人际情感是人际交往中与彼此的需要是否获得满足相联系的内心体验
D.
人际情感具有短暂易变性,直接影响和反映人际关系