小巧紧凑的扫描磁铁；

A very compact scanning magnet;

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本文研究单向扫描磁铁出口边界形状对扫描性能的影响。

In this paper the influence of the shape of the exit edge of the single-direction sweeping magnet on its performance is studied.

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以赛车为例，如果一名驾驶员在撞车后被送往医院，胶囊中带有的金属就会使核磁共振扫描失效，因为核磁共振仪最核心的装置是一块强磁铁。

In motor racing, for instance, if a driver is taken to hospital after a crash the metal in the capsule would prevent the use of an MRI scanner, which is essentially a powerful magnet.

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