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单词 electromagnets
例句
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This paper presents a microstroke mechanism driven by electromagnets and its control circuit design.

介绍一种电磁铁驱动的微进给机构及其控制电路设计。

To make an electromagnet you need to send a current through the wire.

为了做成电磁体你需要对金属线送电。

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At the other end, the current energizes an electromagnet and this attracts the armature.

在另一端,电流使电磁铁充电,并吸到电枢。

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The Large Hadron Collider at Cern is a 27km loop of powerful electromagnets.

欧洲核子研究组织的大型强子对撞机是一个长达27公里的强大电磁线圈。

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For you though, you're going to use the electromagnet without the crane.

不过,对于您来说, 您将在没有起重机的情况下使用电磁铁。

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These electromagnets will help keep the superhot plasma in the center of a tube.

这些电磁铁将有助于将超热等离子体保持在管子的中心。

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This makes electromagnets quite different from permanent magnets.

这使得电磁体与永磁体有很大不同。

经济学人 Science and technology

Changing the plasma flow would also change the craft's trajectory, at a rate controllable via the electromagnets.

改变等离子流也会改变飞行器的轨迹,其速率可通过电磁铁控制。

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So let's take a look at that and compare permanent magnets to electromagnets.

让我们看一下并将永磁体与电磁体进行比较。

经济学人 Science and technology

But Dr Laberge believes that doing without electromagnets has simplified the design and removed potential points of failure.

但 Laberge 博士认为,不使用电磁铁可以简化设计并消除潜在的故障点。

经济学人(汇总)

This, though, required both high pressure, which is expensive to create, and the electromagnets themselves, which are costly to buy and costly to run.

不过这需要两种高压,成本很高,电磁铁本身的购买和运行成本就很高。

可汗学院Khan Academy Middle school physics - NGSS初中物理

And finally, electromagnets need a power source in order to generate the electricity required to produce magnetic fields.

最后,电磁体需要电源才能产生产生磁场所需的电力。

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Electromagnets are typically made of loops of wire and a coil.

电磁体通常由线圈和线圈制成。

可汗学院Khan Academy Middle school physics - NGSS初中物理

One type of temporary magnet is called an electromagnet.

一种类型的临时磁铁称为电磁体。

可汗学院Khan Academy Middle school physics - NGSS初中物理

We use electromagnets in all sorts of other applications, from motors to speakers and even medical scanners.

我们在各种其他应用中使用电磁体,从电机到扬声器,甚至医疗扫描仪。

可汗学院Khan Academy Middle school physics - NGSS初中物理

Let's take a moment to look at the definition of what an electromagnet is.

让我们花点时间看一下电磁体的定义。

可汗学院Khan Academy Middle school physics - NGSS初中物理

Electromagnets are materials that become magnets in the presence of electricity.

电磁体是在有电的情况下变成磁铁的材料。

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To read that information, your computer rotates sections of the disk past the head, which is a small electromagnet that has a coil of wire.

要读取该信息,您的计算机将磁盘的某些部分旋转经过磁头,磁头是一个带有线圈的小型电磁体。

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Permanent magnets have a fixed strength, but we just talked about how we can change the strength of electromagnets, so electromagnets have adjustable strength.

永磁体的强度是固定的,但是我们刚才讲了如何改变电磁铁的强度,所以电磁铁的强度是可调的。

可汗学院Khan Academy Middle school physics - NGSS初中物理

The other thing we can control with electromagnets is the direction of the magnetic field, and we can do this by changing the direction of the electricity.

我们可以用电磁体控制的另一件事是磁场的方向,我们可以通过改变电流的方向来实现这一点。

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It's shaped like a doughnut, and it uses powerful electromagnets to suspend the super hot hydrogen plasma in a vacuum, keeping it stable and away from the walls of the machine.

它的形状像一个甜甜圈, 它使用强大的电磁铁将超热氢等离子体悬浮在真空中,使其保持稳定并远离机器壁。

经济学人 Science and technology

Since a plasma's particles are electrically charged (the electrons negatively and the ions positively), their flow pattern over a hypersonic vehicle could be altered using a set of electromagnets within.

由于等离子体的粒子带电(电子带负电, 离子带正电),它们在高超音速飞行器上的流动模式可以通过内部的一组电磁铁来改变。

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