The zero magnetic field experiment shows that the ULF received by instrument comes from the emission of underground object.
零磁场实验表明传感器在地面接收的超低频电磁波来自地下地层等地质体的辐射。
The zero magnetic field experiment shows that the ULF received by instrument comes from the emission of underground object.
零磁场实验表明传感器在地面接收的超低频电磁波来自地下地层等地质体的辐射。
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