地方无线电管理机构负责辖区内的无线电管理工作。
参考答案：错
I was just talking excitedly _____ Jason cut in, _____ made me quite annoyed. [ ]
A. when / it
B. while / which
C. while / it
D. when / which
用兆欧表测量具有大电容设备的绝缘电阻，测试后一边（）手柄转速，一边拆接线。
A、加速
B、均匀
C、降低
D、停止
