天然磁石

Over 4000 years ago, the laboring people of ancient China noticed the attracting property of the natural magnet.

四千多年前，中国古代的劳动人民就注意到了天然磁石的吸引性质。

At the upper end of a ramp a magnetic lodestone 1 is mounted.

在高端坡道磁场天然磁石1 ）安装。

Why should the ball drop through the upper opening instead of eventually flipping to the lodestone?

为什么要辍学球上通过开放而不是最终翻转的天然磁石？

Athanasius Kircher explored the effects of the magnetic lodestone, as William Gilbert did before him.

亚他那修斯珂探讨了影响天然磁石的磁性，因为威廉吉尔伯特没有在他面前。

Magnetite, on the other hand is characterized chiefly by its strong magnetism and may act as a natural magnet, known as lodestone.

磁铁矿，另一方面是主要特点其强大的吸引力和可作为一种天然磁铁，被称为天然磁石。

He thought that these strange substances, called "lodestones," had a soul that accounted for the attraction of a lodestone to iron and steel.

他认为现在被称作天然磁石的奇怪物质有一种精神，这就说明了为什么磁吸引铁和钢的原因。

Pierre de Maricourt thought that the magnetic lodestone was the lapis for which the alchemists searched.

皮埃尔德马里古认为，天然磁石的磁性是青金石该炼金搜查。

Ancient peoples knew about the peculiar properties of lodestone—that a sliver of this material, hung from a thread, will point in the direction of the North Star.

古人发现天然磁石有一种特殊的特性：如果将一小片磁石挂在线上，它就会自动指出北极星的方向。

The architect Timochares had begun to use lodestone for constructing the vaulting in the Temple of Arsinoe at Alexandria, so that the iron statue contained in it might have the appearance of being suspended in mid air; but the project was interrupted by his own death and that of King Ptolemy who had ordered the work to be done in honour of his sister.

" "建筑师Timochares已经开始使用天然磁石建设中的跳马庙阿尔西诺伊在亚历山德里亚，使铁中所载的雕像它可能出现被暂停半空中；但该项目被打断了他自己的死亡和这国王托勒密谁下令工作要做有幸他的妹妹。

A piece of magnetite that has magnetic properties and attracts iron or steel.

天然磁石有磁性的磁铁矿，能吸引铁或钢

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。