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。
Born Maria Sklodowska in Poland in 1867, she is famous for her work on radioactivity, and was twice a winner of the Nobel Prize.
她于1867年出生在波兰，原名玛丽亚·斯克洛多夫斯卡，以放射性研究而闻名，曾两次获得诺贝尔奖。
Earth's internal heat, fueled by radioactivity, provides the energy for plate tectonics and continental drift, mountain building, and earthquakes.
地球内部因放射而产生的热量为板块运动、大陆漂移、造山运动和地震提供了能量。
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。
Based on the results of this research, Marie Curie received her Doctorate of Science, and in 1903 Marie and Pierre shared with Becquerel the Nobel Prize for Physics for the discovery of radioactivity.
基于这项研究的结果，玛丽·居里获得了理学博士学位，1903年，玛丽和皮埃尔与贝克勒尔共同获得了诺贝尔物理学奖，以表彰他们发现了放射性物质。
How is radioactivity measured?
如何测量放射性？
Are there acceptable levels for radioactivity in food?
有无可接受的食品放射活性方面的规定？
Are there rules for radioactivity in foods for international trade?
在国际贸易方面，有无食品中放射性物质方面的规定？
What are the international implications of the recent reports of radioactivity in food in Japan?
近来有关日本食品中含有放射性物质的报告会造成哪些国际影响？
Japan has regulations in place relating to provisional regulatory limits of radioactivity in food.
日本具有与食品中放射性临时管制限量有关的规定。
Some of that radioactivity could carry in the atmosphere to the west coast of the United States.
某些核辐射可能通过空气传播到美国西海岸。
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。
This is because the radioactivity emanating from polonium-210 is in the form of highly energetic alpha particles.
这是因为钋—210的放射性是以高能阿尔法粒子的形式存在的。
There are unknowns in this too, such as the degree to which radioactivity will become concentrated in the food chain.
也还有一些未知影响在里面，像是放射物在食物链里的富集程度。
Giant detectors built to look for a hypothetical form of radioactivity in which protons decay never found such a thing.
为了探测质子衰变放射性的假想形式，人们修建了巨大的探测器，但这些探测器从没发现这种东西。
Half of the core is now uncovered, and the radioactivity of the water in the primary loop is 350 times its normal level.
堆芯的一半都暴露在水面上，主回路中水的辐射水平达到正常标准的350倍。
The instrument that checks radioactivity levels does not trigger an alarm, so operators still have no reason to suspect a LOCA.
检查辐射水平的设备并未发出警报，因此操作员仍然没想到发生了失水事故。
A meltdown occurs when nuclear fuel rods cannot be cooled, thus melting the reactor core and causing a release of radioactivity.
如果核燃料管无法降温，就会发生熔毁，到时反应器的内核也会熔化，从而引起核泄漏。
Boffins were busily filling in the blanks in the periodic table and probing unknown atomic phenomena (like radioactivity and bonding).
科学家们忙于填补元素周期表的空白、探索未知的原子现象(如放射性和键合)。
The owner of the power station confirmed that the fire did not cause any damage to the reactor and there was no radioactivity involved.
核电站负责人强调火灾对反应堆没有造成任何影响并且也没有泄露放射线。
The timber and other building materials have been buried in the sandy soil to reduce the amount of radioactivity dispersed by wildfires.
木材和其他建筑材料都已被埋入沙土中，以降低野火肆虐带来的辐射扩散问题。
The unwelcome discovery prompted Naoto Kan, the prime minister, to issue a new safety standard for levels of radioactivity in marine products.
这个不受欢迎的发现促使首相菅直人发布了新的关于海产品放射性水平安全的标准。
Food monitoring is being implemented, measurements of radioactivity in food are taking place, and the results are being communicated publicly.
正在开展食品监测，对食品中的放射性进行测量，以及对相关结果进行公开通报。
As with radioactivity, stories have a half-life-in other words a period by which half of newly promoted stories are relegated to a nether page.
与放射性一样，故事有一个半衰期-换言之，就是新推荐的故事从首页到被下放的周期。
The process by which an atom changes from an unstable state to a more stable state by emitting radiation is called radioactive decay or radioactivity.
原子通过辐射由不稳定状态转变为更加稳定状态的过程称为放射性衰变或放射性。
The next three decades turned physics on its head, with the discovery of electrons, atomic nuclei, radioactivity, quantum theory and the theory of relativity.
以后的三十年里，物理学发生了天翻地覆的变化：电子、原子核、放射性、量子理论、相对论相继出现。
The next three decades turned physics on its head, with the discovery of electrons, atomic nuclei, radioactivity, quantum theory and the theory of relativity.
以后的三十年里，物理学发生了天翻地覆的变化：电子、原子核、放射性、量子理论、相对论相继出现。
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