Some researchers had proposed that iron-based receptors in cells found in the upper beaks of some migratory birds sense the magnetic field and send that information along a nerve to the brain.

部分专家指出：在一些候鸟上喙的细胞之中，存在铁基磁感应受体，可将磁感应信号经神经传导至大脑。

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In Chapter One, we review the history of the high temperature super-conductors, focusing mainly on the recent progress of iron-based materials.

在第一章，我们回顾了高温超导发现和研究的历程，重点了解了铁基高温超导的研究现状和取得的进展。

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A large number of iron-based superconductors have been discovered up to now, which have four typical categories: 1111-compounds, 122-compounds, 111-compounds, 11-compounds.

目前已发现的铁基超导体数量庞大种类繁多，较为典型的有四类：1111体系、122体系、111体系、11体系。

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Because some users turn the crank-handle faster and harder than others, a nifty three-stage gearbox and a dynamo based on powerful neodymium-iron-boron magnets is used to ensure that efficiency is largely independent of the torque applied.

ECONOMIST: MONITOR

The iron-and-carbon-based ink used in one of the oldest Hebrew commentaries on the Old Testament is an example of this.

ECONOMIST: Monitor

Combining plant-based sources of iron with vitamin C rich foods including oranges, grapefruit, strawberries, kiwi, broccoli, tomatoes and green peppers helps increase the absorption of iron.

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