【名词&注释】
钻井液(drilling fluid)、电磁波(electromagnetic wave)、欧姆定律(oumu dinglu)、振动筛(vibrating screen)、地层电导率(formation conductivity)、电磁感应原理(electromagnetic induction principle)
[单选题]感应测井是根据()测量地层电导率(formation conductivity)
A. A、欧姆定律
B. B、电磁感应原理(electromagnetic induction principle)
C. C、电磁波传播原理