建立了螺管电磁铁的温度场模型。
A thermal field model of a solenoid magnet is built in this paper.
说到第三项，你可以想象磁铁的功能。
To speak to the third, imagine, if you will, the function of the magnet.
文中给出了对制动电磁铁的应用实例。
An example for application is given for a brake electromagnet system.
答：根据磁铁的形状、磁性大小来确定。
Answer: according to the shape of the magnet, magnetic to determine the size.
极性是磁铁的固有性质。
卡尔文没有调整他画人对他象磁铁的问题。
Calvin had no problem adjusting-he drew people to him like a magnet.
在每块磁铁的周围都有一个磁力作用的区域。
Surrounding every magnet there is a region where magnetic forces act.
我们通过磁铁的作用知道磁性是怎么一回事。
条形磁铁或马蹄形磁铁的磁态是极其复杂的。
The magnetic state of a bar magnet or a horseshoe magnet is extremely complicated.
第二磁铁的磁化方向。
这样通过控制电磁铁的电流就控制了机械运动。
This current by controlling the electromagnet to control the mechanical movement.
你会感到好奇，为什么磁铁的两极会指南北呢？
You may wonder why the magnet 's poles point north and south.
这样通过控制电磁铁的电流通断就控制了机械运动。
This electrical flow through the control solenoid on-off control of the mechanical movement.
主要是提供电磁铁的直流电源及完成(吸、放料)控制要求。
The main purpose is to provide DC power supply and complete (suction, discharge) control requirements.
你可能会感到奇怪，为什么磁铁的两极会指向南北呢？（加了数词）
You may wonder why the magnet's poles point north and south?
许多开启器是用磁铁或夹具来夹紧要开启的盖子。
Many openers have a magnet or set of clamps to grip the open lid.
在家做一块电磁铁是既简单又有趣的。
这样可以避免线圈中央的磁铁上下移动的幅度过小。
These prevent the central magnet from moving up and down smoothly.
让他们指出他们想吃或者想做的磁铁。
Have them point to the magnet that indicates what they want to eat or do.
通常磁铁人是亚洲地区的，他们都是典型的少汗毛的。
Often the magnetic people are of Asian descent and thus not typically hirsute.
所谓的磁铁人有一些共同的特征。
So-called magnetic people have a few characteristics in common.
每块磁铁都代表着不同的任务。
可以贴在冰箱上的磁铁，看起来就像游戏中的小鸟在飞吧！
Cool refrigerator magnets look just like the birds from the game.
这些小磁铁代表了不同的作业。
除非你有一个很好的磁铁收集，否则把其中的多数都丢掉。
Unless you have a really good magnet collection, toss most of them.
而他们每忘记做家务一次，就得从表格上擦去一个他们之前得到的磁铁。
If they did not do their chores, they had to remove a previously earned magnet.
传统的核磁共振装置是由一圆形磁铁包围的大型圆管。
The traditional MRI unit is a large cylinder-shaped tube surrounded by a circular magnet.
当你的孩子学会读，渐渐的更换磁铁上面的图画。
As your children learn to read, gradually remove the pictures from the magnets.
当你的孩子学会读，渐渐的更换磁铁上面的图画。
As your children learn to read, gradually remove the pictures from the magnets.
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