Creating spins is not a problem as magnetic metals such as iron are full of them .
而产生自旋是很容易的事,这在铁磁性金属环境中就可实现。
Four solar flares and a pair of powerful magnetic gas clouds spawned in a monster sunspot are believed to have produced this dazzling display .
4个太阳耀斑和黑子抛向空间的强大能量磁性风暴被认为是造成此次壮观的景象的原因。
In addition , reports about magnetic x zeolites have not been previously reported because of the hard synthesis condition and foreign crystals .
此外,因为合成条件的局限和异质晶体的原因,关于磁性x型沸石的报道尚属首例。
For one , patients with pacemakersor other magnetic implants would be able to undergo mris without harm .
比如,那些装有起搏器或其它磁性移植物的病人在进行核磁共振检查时可避免伤害。
They both rely on rare-earth elements , a group of 17 metallic elements with unique magnetic properties that make 21st-century technology possible .
答案是它们都依赖于稀土元素,也就是17种具有独特磁性的金属元素,正是它们让21世纪的科技成为可能。
The idea is similar to that of solar sails , only instead of solar radiation one uses the magnetic particles found in the solar wind .
这个方案与太阳帆类似,只是将太阳辐射产生的推动力,换成了太阳风中的磁性粒子产生的推动力。
If there really was some sort of unknown or magnetic force holding the objects to the body , the person should be able to lean over .
如果那里真的有一种神秘力量或者磁性力量使得物体粘在人的身上,这个人应该能够弯下身子而东西不掉。
Both are strongly magnetic and thus crucial to the construction of powerful motors of the sort used , for example , in electric cars .
两者都具有强磁性从而对于生产目前在用的此类高功率电机来说有着重要的意义,例如,电动车上的电动机。
This consists of an oily core containing magnetic particles mixed with carbon black , which is suspended within a watery layer that contains white polystyrene particles .
He showed me the l-shaped magnetic power connector , which can be plugged in either way , and showed how the magnet safely disconnects when the cable is pulled .