Uranium is used to fuel nuclear plants.
铀用作核电厂的燃料。
Under it, Iran would give up most of its uranium stockpile in return for enriched fuel for a medical reactor.
根据这份合约，伊朗将放弃它的大多数储备铀以换取医用反应器的高浓度燃料。
Japan has had similar discrepancies at a plant that blends plutonium with uranium to make mixed-oxide fuel.
日本通过混合钚和铀以制造混合氧化燃料的设施中也已存在类似的问题。
The IAEA wants Iran to send most of its uranium stockpile to Russia and France to boost it to 20 percent and turn it into fuel rods.
国际原子能机构要求伊朗将其库存的大部分铀送往俄罗斯和法国，以便将这些铀的纯度提升至20%，并转化成燃料棒。
The big question is how much of that salt is still mixed with water and how much now forms a crust on the uranium fuel rods.
主要的问题在于这些盐中又多少还溶于水中，又有多少现在在铀燃料棒表面形成了一层外壳。
Some elements such as uranium, commonly used as fuel in nuclear power plants, are always radioactive; there is no nonradioactive form of them that naturally occurs in nature.
一些如铀一般的元素，通常在核电厂用作核燃料，都是有放射性的；这些元素由于自身的性质是没有无放射性状态的。
Enriching raw uranium is more expensive than converting highly enriched uranium to fuel grade.
浓缩原铀比将高浓缩铀转化至燃料品级更昂贵。
But an IAEA report said Iran just last week resumed making low-enriched uranium, suitable for power plant fuel, with a cascade of 164 centrifuges at its pilot enrichment plant.
但是，国际原子能机构在一份报告中称，伊朗上周又开始制造用于发电的低浓缩铀，目前其铀浓缩试点工厂共有164台分离机。
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。
This is when the uranium and the zircalloy fuel rods at the heart of the reactor melt. It occurs at temperatures above 2,200c, releasing highly radioactive particles.
当反应堆的核心铀和锆合金的燃料棒融化时，它需要2,200摄氏度的高温，同时释放大量辐射微粒。
This is when the uranium and the zircalloy fuel rods at the heart of the reactor melt. It occurs at temperatures above 2, 200c, releasing highly radioactive particles.
当反应堆的核心铀和锆合金的燃料棒融化时，它需要2,200摄氏度的高温，同时释放大量辐射微粒。
Professor Bunn says there are currently about 130 research reactors around the world that still use highly enriched uranium for fuel.
邦教授提到目前全世界大约有130个利用高浓缩铀作为燃料的反应堆。
One focus was to prospect the lunar surface for natural resources, including uranium for nuclear fuel.
它的最主要任务是勘察月球表面的自然资源，包括可以用于核然料的铀。
The price of uranium oxide, from which fuel for nuclear power plants is made, has risen from $7.25 a pound in 2001 to $47.25—a record in nominal terms.
可用以制造核电厂燃料的氧化铀的价格从2001年每磅7.25美元上涨至47.25美元，创下面值上的新高。
To make fuel for electricity-generating reactors, uranium is enriched to less than 5 percent of the isotope U-235.
为将燃料做成电能反应堆，铀被浓缩至U-235同位素含量5%以下。
Spraying water on storage pools full of overheating spent uranium fuel rods is not very effective because rising steam dissipates much of the incoming water.
向装有过热铀燃料棒的储存池里撒水效率不高，上升的蒸汽驱散了大量水分。
For all of these reasons, a growing number of scientists and energy experts believe that the world should switch from uranium to thorium as its primary nuclear fuel.
出于所有这些理由，越来越多的科学家和能源专家认为，主要核燃料应该从铀转换成钍。
The sea water appears to have been brought in as a substitute for the regular water used as coolant for the uranium fuel rods at the heart of the reactor.
海水是作为普通水的替代品而引入的，普通水是反应堆核心铀燃料棒的冷却剂。
Iran's conversion of uranium, laser enrichment and fuel production programs have already been placed under the routine safeguards monitoring.
伊铀转化、激光浓缩、燃料制造等项目已经转入正常保障监督。
In 1999, Nakagawa was involved in treating two employees of JCO, a nuclear fuel cycle company, whose mishandling of uranium resulted in massive doses of radiation. Both employees eventually died.
1999年，中川曾卷入治疗JCO公司的两名员工，经营核燃料回收的JCO公司当时由于对铀的不正确操作导致大剂量的核辐射，导致两名员工最终身亡。
It is made up of old fuel rods that have become sufficiently depleted of uranium-235, the isotope that drives a reactor’s main chain reaction, to be no longer useful.
乏燃料由完全耗尽铀-235的旧燃料棒组成，核反应堆的链式反应就是由铀-235激发的。
For the next ten years, its uranium fuel (enriched to under 5%) will come from Russia too and the spent fuel will go back there.
未来十年，其铀燃料(浓缩至低于百分之五)也是来自俄罗斯，已使用的燃料又会被俄罗斯回收。
Nuclear engineering experts say the evidence points to severe damage to the uranium fuel rods in Fukushima Daiichi unit 1, a situation they classify as a partial meltdown.
核工程方面专家指出，证据表明福岛Daiichi1号机组的铀能源棒已有严重损坏，可断定为部分熔毁。
Under that arrangement, Russia is providing the enriched uranium fuel for the reactor.
根据有关安排，俄罗斯正在为这个核反应堆提供浓缩铀。
Scientists have long sought easier ways to make the costly material known as enriched uranium - the fuel of nuclear reactors and bombs, now produced only in giant industrial plants.
科学家一直在寻找更简单的方法制造名为浓缩铀的昂贵材料- - - - - -核反应堆和炸弹的燃料，现在只在大型工厂生产。
Scientists have long sought easier ways to make the costly material known as enriched uranium - the fuel of nuclear reactors and bombs, now produced only in giant industrial plants.
科学家一直在寻找更简单的方法制造名为浓缩铀的昂贵材料- - - - - -核反应堆和炸弹的燃料，现在只在大型工厂生产。
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