The field distribution along the axis can be measured by using HALL magnetometer (CT5).

在不同激励电流下，用Hall探极磁场计(ct5)分别测量了沿轴磁场分布。

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During the aeromagnetic surveys, a magnetometer hangs on a rope some meters behind the plane in order to avoid the plane's magnetic field.

在航磁调查飞行中，磁力仪被一条几米长的绳子拖挂在飞机尾部，其目的是为了避免由飞机造成的磁场影响。

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Hall magnetometer can be used to measure stable magnetic field and the magnetic field changing with time.

霍耳磁强计可测量稳恒磁场及随时间变化磁场。

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And a magnetometer measures the planet's magnetic field.

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The magnetometer will record what, if any, magnetic field the asteroid has, thus revealing whether it was ever part of an object large enough to have possessed the molten iron core needed to generate such a field.

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