EH-4电磁法
EH-4 electrical-magnetic system
甚低频电磁法
VLF electromagnetic method
very low frequency electromagnetic method
vlf-em
VLF-EM method
频域电磁法
frequency domain electromagnetic method
频率域电磁法
Electromagnetic method in frequency domain
frequency domain electromagnetic method
electro-magnetic spectrum method
脉冲电磁法
pulse electromagnetic method
PEM
漏磁法
magnetic flux leakage
magnetic flux leakage testing method
The method of leaking magnetism
流电电磁法
conductive electromagnetic method
矿井瞬变电磁法
mining TEM
mine transient electromagnetic method
coal mine transient electromagnetic method
transient electromagnetic method for mine
宽带高频电磁法
Wideband and high-frequency electromagnetic
空中电磁法
airborne electromagnetic method
空测电磁法
aeroelectromagnetic method
可控源音频大地电磁法CSAMT
Controlled Source Audio-frequency Magnetotellurics
CSAMT