钳形电流互感器使用前必须检查钳口是否清洁,如不清洁则调换后再使用,否则会带来较大的测量误差。
参考答案:错
全身“元气”和“水液运行的通道”是()
A.三焦
B.肺、脾、肾
C.十二经脉
D.奇经八脉
E.膻中与膀胱
Several risk response strategies are available.() the risk simply gives another party responsibility for its management, it does not eliminate risk.
A.Avoiding
B.Mitigating
C.Accepting
D.Transferring