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。
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。
Both won the Nobel Prize and had Leukemia because of radioactivity.
两人都获得了诺贝尔奖，并因为放射物而得了白血病。
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。
How is radioactivity measured?
如何测量放射性？
In fact, she coined the term, "radioactivity."
“放射性”的这个名称，其实就是她所创造的。
Fires and explosions that released radioactivity.
还有那释放辐射物的大火和爆炸。
What is the danger level for humans and radioactivity?
对人类的危险程度和放射性是什么？
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？
Plants in the area are now being tested for radioactivity.
当地的工厂正在进行放射性测试。
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？
As a precaution scientists are monitoring radioactivity in the air.
作为一项预防措施，科学家正在监测空气中放射性系数。
As a precaution, scientists are monitoring radioactivity in the air.
作为一项预防措施，科学家正在监测空气中放射性系数。
The presence of radioactivity in some vegetables and milk has been confirmed.
已经确认在一些蔬菜和牛奶中发现放射性物质。
Food with radioactivity levels below these GLs is safe for people to eat.
人们食用低于该指导值的食品是安全的。
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。
You can make a mess but you're not gonna have a major release of radioactivity.
你不能弄混，因为你不会得到，一个反应力的大释放。
We're hoping that all of the barriers to release of radioactivity will not fail.
我们希望所有防止辐射泄漏的屏障不要失败。
They're trace levels but of course with radioactivity we can measure very low amounts.
这些微量放射性物质达到了检出水平，我们当然能够检出极低含量的放射性。
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。
If the fuel is exposed to air, it could degrade further and emit dangerous levels of radioactivity.
如果核燃料扩散到空气中，它能不断分解和扩散，导致空气放射性强度大大增强。
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。
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。
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