自动减弱磁场
automatic field weakening
航磁磁场特征
characteristics of aeromagnetic field
极弱磁场
Exceedingly feeble magnetic field
均匀谐变低频弱磁场
even alternating magnetic field
立式脉冲振动磁场磁选机
vertical pulse vibrating magnetic dresser
脉冲振动磁场磁选机
vibration pulsed magnetic separator
强磁场磁选
strong magnetic separation
High-intensity Magnetic Separation
High—intensity Magnetic Separation
强磁场磁选机
High-intensity Magnetic Separator
弱磁场测量
weak magnetic field’s measure
弱磁场检测
weak magnetic field testing
三维永磁磁场
D permanent magnetic field
生物体微弱磁场检测技术
organism weak magnetic field analytic technology
太阳磁场磁性指数
Magnetic index of solar magnetic field