1·Element 43's radioactivity makes it easy to isolate and measure.
43号元素的放射性使其易于分离和测量。
2·This work prepared the way for the discovery of the neutron by Sir James Chadwick and, above all, for the discovery in 1934 by Irène and Frédéric Joliot-Curie of artificial radioactivity.
这项工作为詹姆斯·查德威克爵士发现中子铺平了道路，尤其是为伊莲娜和弗雷德里克·约里奥特·居里在1934年发现人工放射性奠定了基础。
3·Frederic became one of her assistants and Irene taught him the techniques required to work with radioactivity.
弗雷德里克成了她的助手之一，艾琳教他放射性工作中需要掌握的技能。
4·What is the danger level for humans and radioactivity?
对人类的危险程度和放射性是什么？
5·Since the storage pools are not located within containment, a catastrophic radioactivity release to the environment could occur.
既然贮存池不再正常工作，一场释放到环境中的放射性灾难就可能发生。
1·Fourth generation reactors have better ways of dealing with "afterheat, " heat created by leftover radioactivity in a reactor, and could circumvent the problem completely.
第四代核反应堆采用更为先进的方法处理“残热”，且能彻底绕开此问题。 残热产生自反应堆中残余的放射能。
2·The Curies and scientist Henri Becquerel won a Nobel Prize for Physics in 1903 for discovering radioactivity.
居里夫妇和科学家亨利·贝克勒尔因发现了放射能而获得了1903年的诺贝尔物理学奖。
3·For example, a reader may also capture the temperature or radioactivity of an item.
例如，读取器也可以捕捉物品的温度或放射能。
4·Just outside the coastal Fukushima nuclear plant, radioactivity in seawater tested about 1, 250 times higher than normal last week - but that number had climbed to 1, 850 times normal by the weekend.
上周对福岛核电站附近海水进行放射能检测的结果要比普通海水高1,250倍——但是到周末这一数据已经攀升到1,850倍。
5·South Asia, seismic tsunami caused by the radioactivity pollution of Japan, the horror of that self inspire book is popular.
南亚地震海啸，由此引发的放射能污染的恐怖经历的日本，自我启发书很受欢迎。