Q: Iran said it had signed a nuclear fuel swap deal with Turkey and Brazil.
问：伊朗方面表示，日前已经与土耳其、巴西达成核燃料交换协议。
White dwarfs are stars that have burned up all of the hydrogen they once used as nuclear fuel.
而白矮星则是将其曾用作核燃料的所有氢原子都燃烧殆尽的恒星。
With the cooling system down, the water that surrounds the nuclear fuel rods began to burn off.
在冷却系统失灵的情况下，核燃料棒周围的水开始蒸发。
It is typically built in such a way that the nuclear fuel will be spread out, so it can cool down.
它的建立就是为了把核燃料冷却下来，防止泄漏的。
The spike in measured radiation levels may indicate damage to the nuclear fuel containment vessel.
辐射水平骤然上升，暗示了核燃料容器装置或被破坏。
But stars like our sun swell into bloated red giants when the nuclear fuel in their cores is depleted.
但是，像太阳这样的恒星，当核心的核燃料耗尽时，就会发生膨胀，成为胀大的红巨星。
The nuclear deal will allow American companies to sell nuclear fuel, reactors and technology to India.
这项核协定允许美国公司向印度出售核燃料、核反应堆与核技术。
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。
A large leak of underground carbon dioxide could be as dangerous as a leak of nuclear fuel, critics say.
批评人士说，地下一次大的二氧化碳泄漏就像核燃料泄漏一样危险。
Without cooling water, the irradiated nuclear fuel could spontaneously combust in an exothermic reaction.
没有冷水，辐照性核燃料就会在放热反应发生的同时燃烧。
In addition to the reactor cores, the storage pool for highly radioactive irradiated nuclear fuel is also at risk.
除了反应堆堆芯，用来储存辐射性极强的辐照核燃料的贮存池也很危险。
The International Atomic Energy Agency (IAEA) announced Friday it would set up a self-run repository for nuclear fuel.
国际原子能机构事理会3日决定，建立一家由国际原子能机构控制的核燃料银行。
But figuring out what to do with the nuclear fuel they generate is a big issue - and one that hasn't been resolved for decades.
但是，搞清楚如何处理用过的核燃料是一个大问题，也是一个几十年来没有得到很好解决的问题。
A meltdown occurs when nuclear fuel rods cannot be cooled, thus melting the reactor core and causing a release of radioactivity.
如果核燃料管无法降温，就会发生熔毁，到时反应器的内核也会熔化，从而引起核泄漏。
As nuclear cores melt down, reacting nuclear fuel creates many different radioactive elements, all with different toxic effects.
当核反应堆的核心融化的时候，相互作用的核燃料会产生许多不同的放射性元素，他们的毒性各不相同。
In response, the Iranian Foreign Minister proposed on December 12 that Iran will swap 400 kg of enriched uranium for nuclear fuel.
作为回应，伊朗外长12月12日表示愿用400千克低浓缩铀换取核燃料。
The conduit poses potential competition to Russia, a country on which Armenia remains highly reliant, for everything from nuclear fuel to grain.
这条管道对俄罗斯，这个亚美尼亚从核燃料到谷物都高度依赖的国家，造成了潜在的竞争。
But there are remaining issues from that pact, including parameters for India's reprocessing of nuclear fuel that originates in the United States.
尽管如此，在美印核协议中还有许多问题，其中包括，让印度重新加工来自美国核燃料的参量。
Spiralling costs are already leading to consolidation in the nuclear fuel industry, so a multilateral future may not be so unlikely, says Anthony.
安东尼说，攀升的成本已经导致了核燃料工业的联合，因此多边前景也并非不可能。
The several dozen workers now attempting to cool the overheating nuclear fuel at the Fukushima plant face the gravest danger from radiation sickness.
几十名目前正在福岛受损核电站试图冷却过热核燃料的工作人员面临着最严重的辐射病危险。
This approach could extract far more energyfrom a given amount of nuclear fuel while at the same time reducing the volumeand toxicity of nuclear waste.
这种方法从给定的核燃料中释放出更多的能源，同时减少了核废料的体积和毒性。
The nuclear fuel rods in reactors one, two and three melted down due to a failure of the cooling systems, causing damage to their containment structures.
一号、二号和三号反应堆中的核燃料棒因冷却系统失灵而熔毁，导致其围护结构遭受破坏。
Stars like our sun fuse hydrogen in their cores into helium. White dwarfs are stars that have burned up all of the hydrogen they once used as nuclear fuel.
太阳一类的恒星在其核心将氢融合成氦。而白矮星则是将其曾用作核燃料的所有氢原子都燃烧殆尽的恒星。
Shortly afterwards, Iran said it was prepared to return to negotiations on a nuclear fuel swap "without conditions," according to the official IRNA news agency.
据伊朗共和国通讯社报道，随后不久，伊朗表示准备“无条件”重返“核燃料交换”的谈判。
Shortly afterwards, Iran said it was prepared to return to negotiations on a nuclear fuel swap "without conditions," according to the official IRNA news agency.
据伊朗共和国通讯社报道，随后不久，伊朗表示准备“无条件”重返“核燃料交换”的谈判。
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