Uranium 235 — the fuel inside a nuclear reactor — undergoes nuclear fission.
铀235——反应堆中的燃料——经过核裂变。
In December, the US agreed to sell a nuclear reactor to the United Arab Emirates.
在12月，美国同意向阿拉伯联合酋长国出售一座核反应堆。
In a nuclear reactor, it is essential that just the right number of neutrons are present.
在核反应堆中，保持合理数量的中子存在至关重要。
Among other things, his team has designed a nuclear reactor that would use nuclear waste as its fuel.
除此之外，他的团队设计了一个将核废料作为燃料的核反应堆。
Inside a nuclear reactor, rods of uranium are arranged in bundles and immersed in a giant, pressurised water tank.
在核反应堆中，铀棒排列成束，浸入一个巨大的耐压水箱中。
That could be a coincidence. But if Stuxnet was aimed at Iran, one possible target is the Bushehr nuclear reactor.
这有可能是巧合，但如果Stuxnet针对的是伊朗，攻击目标则有可能是位于布什尔的核反应堆。
Put several fuel assemblies into the core of a nuclear reactor, and the amount of energy released gets even higher.
把几个燃料组件放到核反应堆的中心，释放的能量会更高。
But French officials note there is no nuclear reactor at the site in southern France, where the explosion took place.
但是法国官员指出，这次在法国南部发生爆炸的现场，并没有核反应堆。
ElBaradei said also Syria has failed to clear suspicion that a desert site bombed by Israel last year was a nuclear reactor.
巴拉迪说，人们怀疑以色列去年轰炸的叙利亚沙漠地区的设施原是一个核反应堆，叙利亚也没能排除这方面的怀疑。
The problem at Fukushima was not the explosion of a working nuclear reactor (all its reactors had been automatically shut down).
福岛核电站发生事故时，所有的核反应堆都已经自动关闭，也就是说，发生爆炸的并不是正在运作的核反应堆。
It has also continued to develop a novel "pebble bed" nuclear reactor that is smaller and probably safer than conventional reactors.
它还在继续开发一种新型的“球床”核反应堆，这种反应堆规模更小，比传统的反应堆更加安全。
Meanwhile, a crippled nuclear reactor was being flooded with sea water mixed with boron, an emergency replacement for regular coolant.
同时，被破坏的核反应堆也被注入了海水和硼酸的混合物，用以紧急替代常规冷却剂。
The International Atomic Energy Agency voted to rebuke Syria on claims of an undeclared nuclear reactor in the country's remote northeast.
国际原子能机构进行了投票，指责叙利亚在东北部偏远地区设有一座未经申报的核反应堆。
Beyond the nuclear rocket designs, the United States also launched a small nuclear reactor, SNAP10a, into space that generated electricity.
除了核能火箭设计之外，美国也向太空发射了一个小型核反应堆SNAP10a，并产生了电能。
Yamamoto says many people here don't really associate the horrors of Hiroshima and Nagasaki with the crisis at the Fukushima nuclear reactor.
山本先生说这里的很多人不会把广岛和长崎的灾难同福岛核反应堆的危机联系到一起。
For a nuclear reactor to be licensed in Canada its operators have to provide a "safety story" for the Canadian nuclear safety Commission (CNSC).
在加拿大，如果一座核反应堆要取得经营执照，运营方就必须向加拿大核安全委员会(CNSC)提供一份“安全报告”。
Nuclear restart For the first time since the Fukushima disaster, a Japanese nuclear reactor that had gone into shutdown has been brought back online.
核电站重启一个在福岛灾难后被停产的日本核电站又重新启动，这种情况自灾难以来还是首次。
Each Flexblue includes a small nuclear reactor, steam turbine-alternator set, plus electrical equipment that allows the electricity to be carried to the coast.
每个Flexblue包括一个小型核反应堆，蒸汽透平发电机组，以及将电力输送至岸上的输电装置。
Each nuclear reactor that would go on the ocean bed is pretty small, generating as little as 50 megawatts, enough energy to power about 37,000 American homes.
每个建在海床上的反应堆尺寸都很小，可以产生50兆瓦的电力，满足37,000个美国家庭使用。
A UI is simply a piece of software that helps a user solve a problem—whether that problem is how to find a book from Amazon.com or how to control a nuclear reactor.
简单地说，UI是软件的一部分，它可以帮助用户解决各种问题，而无论这问题是如何在 Amazon.com找到某本书，还是如何控制核反应堆。
WHEN news spread in December 2007 that an ageing nuclear reactor in Canada might shut down for much longer than its scheduled two weeks, the world caught its breath.
2007年12月，加拿大一所核反应堆传来的消息让全世界为之屏息。这座设备老化的反应堆原定两周时间内关闭，而据新的消息透露，关闭的进程可能要拖延更长时间。
Now, Italian scientists have repeated the hair testing using a small nuclear reactor. The study will be published in the March issue of the Italian journal Il Saggiatore.
目前，意大利科学家们用一个小型核反应器对头发重复了测试，结果会刊登在三月号的意大利Il Saggiatore杂志上。
South Africa is leading the effort to develop a new class of safe and simple nuclear reactor-not renewable energy in the strict sense, but carbon-free and thus increasingly welcome.
南非正率先努力开发一种新的安全而简单的核反应堆——严格意义上讲这并非可再生能源，不过它是无碳的，因此越来越受到欢迎。
Radioactive particles spewed from a pipe at a nuclear reactor in Tricastin of southern France Wednesday, slightly contaminating 100 employees, said a spokeswoman for electric company EDF.
法国电力公司发言人说，23日法南部的一个核反应堆的管道发生泄露，造成该公司100名工作人员受轻微放射性物质污染。
Radioactive particles spewed from a pipe at a nuclear reactor in Tricastin of southern France Wednesday, slightly contaminating 100 employees, said a spokeswoman for electric company EDF.
法国电力公司发言人说，23日法南部的一个核反应堆的管道发生泄露，造成该公司100名工作人员受轻微放射性物质污染。
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