The early Earth contained abundant radioactive materials.
早期地球含有丰富的放射性物质。
Radioactive materials are composed of atoms that are unstable.
放射性物质由很多不稳定原子构成。
Radioactive materials tend to be released from a damaged nuclear plant in a certain pattern.
受损核电站在释出放射性物质时往往会遵循同一种模式。
So they canconsume many of the long-lived radioactive materials that thermal reactors cannot.
因此，它们可以消耗传统反应堆不能消耗的长期存在的放射性材料。
No one knows how neutrinos could interact with radioactive materials to change their rate of decay.
没人知道中微子中微子是如何同放射性材料发生作用并改变他们的衰变速率的。
There are special requirements for dangerous goods such as explosive and radioactive materials.
对于爆炸品和放射性物品等危险货物还有特殊的要求。
Workers there have figured out how radioactive materials are leaking out into the Pacific Ocean.
日本福岛核电站的工人们知道放射性物质是泄漏到太平洋的原因了。
All the radioactive materials give off the harmful radioactive which can be deadly at high levels.
一切这些放射性资料都放出无害的射线，小则致癌，大能致去世。
The water contains two of the least dangerous radioactive materials now in the news - radioactive nitrogen and tritium.
冷却水含有新闻报道的两种危险程度最低的放射性物质——放射氮和放射氚。
The radiation comes from space (cosmic rays) as well as natural radioactive materials found in the soil, water and air.
辐射来自于外层空间（宇宙射线），以及在土壤，水和空气中的天然放射性物质。
Also, you're allowed to release radioactive materials from these plants and you have particular specifications for those.
还有，你也能释放出辐射性的材料,从这些电站中，为了这些电站,你还要有些特别的规格。
The unnamed enthusiast brought radioactive materials, as well as a Geiger counter which he ordered from the United States.
这为匿名核能爱好者自备一堆放射性原材料，还有一个盖格辐射剂量仪，这些东西都是他从美国订购的。
The cold fusion process requires no radioactive materials, creates no radioactive wastes and is extremely energy efficient.
这壹核聚变过程无需放射性原料，不产生放射性废料，且能效奇高。
Apart from the damage caused by fires and explosions, accidents also release radioactive materials which can cause radiation sickness.
除了事故之中的爆炸和大火造成的伤害之外，核事故同样会释放出能够造成辐射病的放射性物质。
The residue found in third-hand smoke includes heavy metals, carcinogens and, even radioactive materials that are dangerous to children.
三手烟残余中包含有重金属、和致癌物质，特别是放射性物质对儿童是危害重大的。
The food is not exposed to radioactive materials — rather, it's zapped with a radiation beam, which the EPA compares to a big flashlight.
食品并不暴露在放射性物质中——相反，它受环保局比喻为大手电光束的辐射光束照射。
The robots used in nuclear power plants handle the radioactive materials, preventing human personnel from being exposed to radiation.
用于核电站的机器人处理辐射材料，避免工作人员暴露于辐射中。
The different radioactive materials being reported at the nuclear accidents in Japan range from relatively benign to extremely worrisome.
日本核事故中报道的不同放射物质从相对良性的到让人极其担忧的都有。
The importation of the radioactive isotope, radiation equipment and other radioactive materials should come up to applicable state regulations.
进口放射性同位素、射线装置和含有放射性物质的物品的，按照国家有关规定办理。
One of the radioactive materials released by reactors is radiative isotopes of iodine, which poses a serious health risk particularly to children.
反应堆释放的一种放射性物质就是碘的同位素，其会人们尤其是儿童造成严重的健康损害。
The next question is whether the hot cores will actually melt through the containers, spreading the radioactive materials, shooting them into the ground.
接下来的问题是，反应堆的高温和谐是否已经在容器内融化了，并且释放了放射性物质。
Such an increase can be of a meteorological origin and need not be due to an accidental release of radioactive materials from the nuclear power stations.
但环境辐射水平增加并不一定是由于核电站意外泄漏放射性物质，亦有可能与气象因素有关。
Its sediments remain highly contaminated and tainted floodplain soils that wash up during storms and floods have now become a source of radioactive materials.
河流的沉淀物中含有大量的放射性物质，这些放射性物质被暴风雨或洪水冲上河滩，使那里的土壤成为放射性污染源之一。
Its sediments remain highly contaminated and tainted floodplain soils that wash up during storms and floods have now become a source of radioactive materials.
河流的沉淀物中含有大量的放射性物质，这些放射性物质被暴风雨或洪水冲上河滩，使那里的土壤成为放射性污染源之一。
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