磁气的英文：
magnetism

A magnet derives its magnetism from the motions of electrons of atoms within the magnet.
磁体的磁性是从它内部原子中的电子运动而来的。

The magnetic state of a bar magnet or a horseshoe magnet is extremely complicated
条形磁铁或马蹄形磁铁的磁态是极其复杂的。

This is a magnetic storage in which the magnetic medium consists of magnetic cores.
这是一种用磁心作为磁性媒体的一种磁性存储器。

Magnetic particle testing/magnetic particle examination
磁粉检测

magnetic tape transport
磁带走带机构