A shipment of bomb-grade uranium arrived at a secure facility in Russia on Monday, sent from a research reactor in Poland as part of a race to secure dangerous radioactive material around the world.
星期一，一列装载着核弹级铀材料的专列到达了一处俄罗斯的安全设施。这些核材料来自波兰的一个研究用的反应堆，运送它们，是为了确保世界各地的危险的放射性物质安全的努力的一部分。
Getting uranium from 20% enriched to the 90% or so needed for a bomb takes a lot less effort than getting (uranium from 20%) to the original 3.5% in the first place.
想要将浓度20%的铀浓缩至爆炸所需大约90%的浓度比最初(移后)浓缩至最初3.5%要简单很多。
Getting uranium from 20% enriched to the 90% or so needed for a bomb takes a lot less effort than getting to the original 3.5% in the first place.
想要将浓度20%的铀浓缩至爆炸所需大约90%的浓度比最初浓缩至3.5%要简单很多。
India is short of usable uranium. If it could buy foreign fuel for its civilian reactors, it could devote more of the stuff it makes at home to bomb-building.
印度没有可用的铀，如果他可以从国外购买到民用反应堆使用的燃料，那么就可以在家里直接把制造出来东西投入到核弹中。
The omens are not good: Iran announced this week a plan to build two new uranium-enrichment plants inside mountains, where they will be harder to bomb.
这种前兆并不见得是好的：本周伊朗声称计划在山里新建两座铀浓缩设施，那里很难轰炸。
After disassembly, the uranium pits from the bomb will be temporarily stored at the Pantex plant near Amarillo, Texas, where Tuesday's dismantling was carried out.
拆解工作在周二进行后，炸弹的铀芯将被临时存放在德克萨斯州阿马里洛附近的潘特克斯工厂。
But at times, recycled Soviet bomb cores have made up the majority of the American market for low-enriched uranium fuel.
但是曾几何时，回收的前苏联核弹头占据了美国低浓缩铀的大部分市场。
Now that it can import uranium fuel for its civilian reactors, it can devote more of its scarce domestic supplies to bomb-making.
如果其能够为民用核反应堆进口铀燃料，那么就有能力将少量的本土自产燃料用于武器制造。
The serious damage of the human being and environment during the development and employment of the nuclear bomb and depleted uranium weapons is reviewed in the paper.
回顾核弹和贫铀弹的研制和使用所伴随的放射性污染给人类生存及生态环境产生的严重破坏。
Many of those questions remain in this still highly classified environment, where today nuclear warhead parts are dismantled and refurbished and bomb-grade uranium is stockpiled.
许多像这样的问题仍然存在于这个平静被高度分类的环境中，在那里核弹头零件今天被拆除并且被再磨光，并且炸弹品级铀仍被储备。
Many of those questions remain in this still highly classified environment, where today nuclear warhead parts are dismantled and refurbished and bomb-grade uranium is stockpiled.
许多像这样的问题仍然存在于这个平静被高度分类的环境中，在那里核弹头零件今天被拆除并且被再磨光，并且炸弹品级铀仍被储备。
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