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1、XX年大学英语六级听力辅导讲义 真正的学者真正了不起的地方，是暗暗做了许多伟大的工作而生前并不因此知名。以下是为大家搜索的xx年大学听力辅导讲义，希望对正在关注的您有所帮助!更多精彩内容请及时关注我们! A: Whats the biggest mag ever? 终究什么是最大的磁体? B: Well, thats a great question. Well, for starters youd have to mention whoppers like the hybrid mag at the National High Magic Field Lab in Tallahassee,
2、Florida.This mag weighs thirty-four tons and stands twenty-two feet tall.Giant mags in hospitals, physics labs, and other facilities help in cutting edge research. However, even a mag the size of a building cant pete with a mag the size of a pla. 嗯，问得好。对于初学者来说，不得不提一下那些庞然大物，比方佛罗里达塔拉哈西的国家高磁场实验室的混合磁体。这
3、块磁铁重34吨，立起来有22英尺高。医院，物理实验室和其他设备里的巨型磁体对尖端研究有帮助。然而，即使是一块建筑物大小的磁体也不能和一块行星大小的磁体相匹敌。 A: A mag the size of a pla? 一块行星大小的磁体? B: The Earth itself is a mag! Researchers think its the effect of convection currents in our plas molten interior that causes the entire Earth to behave as one gigantic mag, with a
4、North and South Pole.Whenever you look at a pass, what youre doing is reading the magic field of the pla on which you are standing. 地球本身就是一块磁体。研究者们认为，是地球内部熔岩里对流流的作用使得整个地球像个拥有南北磁极的巨型磁体一样运转。每当你看着指南针的时候，你所做的就是读取你所在行星的磁场。 A: So that must be the biggest mag than anywhere. 所以那就是最大的磁体咯。 B: Yet, even a mag
5、the size of a pla cant pete with a mag the size of a star. 但是，即使是行星大小的磁体也不能和恒星大小的磁体相匹敌。 A: A star? 恒星? B: what about the sun? The sun is a mag. In this case, the magic field is probably generated by swirling plasma. Magic storms on the sun are powerful enough to have an effect on satellites and muni
6、cation systems all the way here on Earth. 比方说太阳?太阳是一块磁体。假假设这样，磁场可能是由旋动的等离子产生的。太阳上的磁暴威力足够强大，可以对人造卫星和地球上通信系统的各个方面产生影响。 A: So is that? 那就是最大的了? B: Not even close. There are things in space that put all of these mags to shame. 还差得远呢。宇宙中还有更多让这些磁体相形见绌的事物呢。 A: Super mag in space? What are they? 宇宙中的超强磁体?是些什么呢? B: Next time. 下次再说吧。
