地磁的英文：
geomagnetism

The magnetometer will study the magnetic properties of Mars to gain insight into the interior of the planet.
地磁仪研究火星的磁场特性，以了解该星体的内部结构。

The magnetometer will study the magnetic properties of Mars to gain insight into the interior of the planet
地磁仪研究火星的磁场特性，以了解该星体的内部结构。

The magnetic North and South poles have shifted before in the course of the planet's history.
在地球的历史进程中地磁北极和磁南极已经转换过。

The geomagnetic field varies continuously.
地磁场不断地发生变化。

The first is the creation of new magnetic fields from the ambient geomagnetic field.
第一个过程是在周围地磁场的基础上产生新磁。

For instance the geomagnetic field, the heat flow, the propagation of seismic waves, the force of gravity, etc.
例如，应用地球物理勘探，可以了解诸如地磁场、热流、地震波的传播和重力等地球物理性质。