The mineral is weakly magnetic.
这种矿石有轻微的磁性。
A radio signal has both electrical and magnetic properties.
无线电信号既具有电的特性也具有磁的特性。
The block becomes magnetic when the current is switched on.
一通上电流，这块板就会有磁性。
Develop a magnetic brain scanner.
研制一种脑磁扫描仪。
Maybe the rocks are moved by a magnetic force.
也许岩石是被磁力移动的。
The store's card reader failed to scan the card's magnetic strip.
这家商店的读卡器未能扫描到卡上的磁条。
Astronomers did eventually figure out what sunspots had to do with magnetic fields.
天文学家最终确实发现了太阳黑子与磁场的关系。
When you actually wanna store information on disk, you can actually use magnetic particles.
当你想在磁盘上存储信息时，你可以使用磁粒子。
The magnetic pull of the city was hard to resist.
都市的强大魅力难以抗拒。
If we charge it with electricity, it will become magnetic.
如果充上电，它就会带有磁性。
Magnetic north is something else.
磁北极就是另一回事了。
It has a cool magnetic cover now!
拥有超酷的磁性封面！
But magnetic propulsion has some drawbacks.
但是磁力推进有一些缺陷。
HOW does the Earth's magnetic field originate?
地球的磁场如何产生？
Instead of air pressure, it USES magnetic fields.
它不是使用风压，而是磁场。
For example, the magnetic poles are indeed moving.
例如，磁极确实在移动。
Well, you can also convert it into magnetic energy.
你也可以将其，转化成磁能。
Spin any electric charge and you get a magnetic field.
当你把任意电荷旋转起来，就能得到磁场。
The plasma flows in a loop along a magnetic field line.
这些等离子体沿着磁力线的方向流动喷发。
The active area on the right churns with magnetic loops.
右侧活动区域被磁环搅乱。
For example, magnetic fields certainly are not gradients.
举个例子，磁场就不是梯度。
Unusual wall clock made out of recycled magnetic tape reel.
用回收的磁带卷做成的与众不同的挂钟。
The tesla is the unit that defines magnetic field strength.
即一万亿分之一特斯拉，特斯拉是磁感应强度的计量单位。
Indeed, he refers to the technology as a magnetic racetrack.
实际上，他将这一技术称作磁赛道。
FMRI USES a magnetic field to measure blood flow in the brain.
磁共振成像是使用磁场来测量大脑的血流量。
So-called magnetic people have a few characteristics in common.
所谓的磁铁人有一些共同的特征。
Where was the device that connected charge and magnetic flux?
连接电荷和磁通量的元件在哪里？
Which suggests we might be able to see magnetic fields in some way.
这说明，我们可能通过某种方式看到磁场。
Which suggests we might be able to see magnetic fields in some way.
这说明，我们可能通过某种方式看到磁场。
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