电流表、电流互感器及其他测量仪表的接线和拆卸，需要断开高压回路者，该怎样做？
参考答案：
应将此回路所连接的设备和仪器全部停电后，始能进行。
Why!I have nothing to confess.____you want me to say? [ ]
A. What is it that
B. What it is that
C. How is it that
D. How it is that
喂丝机供丝不均匀时，要检查风力检测的（）是否已损坏。
A.压力开关
B.风速仪
C.动压管
D.光电传感器
