机床设备的电气装置发生故障应由（）来排除。
A、操作者
B、钳工
C、电工
参考答案：C
The stranger I rudely quarreled with ____ to be my new boss and it is not hard to imagine what will happen
to me next. [ ]
A. turned out
B. figured out
C. turned to
D. turned over
单侧完全性喉返神经麻痹的临床表现是什么?
