plutonium

The number varies because experts aren't sure how much plutonium Pyongyang uses for each device.

之所以有不同的估计数字，是因为专家们并不确定平壤制造每一枚核装置会使用多少口。

Dealing with the phase-out of plutonium might be more difficult, as it remains part of some countries' fuel cycles and power generation.

逐步减少使用钚的问题可能会较难处理，因为钚仍是某些国家燃料循环与发电的组成部分。

Much of this remains dangerous for thousands of years, and a proportion of it can be used to produce weapons-grade plutonium.

废弃物的放射性危险会延续数千年，而且部分还可以用来生产武器级放射性元素钚。

Some experts theorize the plutonium might have come from pools at the facility that hold spent fuel rods.

一些专家推测，周一发现的钚或许来自存放乏燃料棒的设施内的池子。

It is possible that, down the road, plutonium inhalation could be a concern, but it's still a relatively small one.

在以后的时间里，吸入钚的可能性也许会让人们有点担忧，但也无需太过担心。

The company said the plutonium was found at low levels that pose no risk to human health and are unlikely to affect the repair work.

该公司说，钚元素含量较低，对人体不会造成危害，也不太可能影响反应堆修复工作。

But a stronger impact could have sent both subs and their crews to the bottom and possibly dispersed plutonium into surrounding waters.

但更强烈的冲击可能会把潜艇和船员一起送到海底，并且把钚混进周围的海水里。

Some plutonium-powered thermogenerators have also been used to run equipment like lighthouses and radio beacons in isolated areas.

一种钵能量热能发电机同样在偏远地区为灯塔和电台灯塔制造能量，用以设备的运作。

In the process, plutonium is split from the spent uranium and fed into a reactor to produce more power--or used to make nuclear weapons.

处理过程中，将钚从使用过的铀中分离出来，并送入核反应堆产生更多动力，或用来制造核武器。

The U. N. agency also said the two sides agreed on how to resolve remaining issues regarding Iran's past plutonium experiments.

联合国的原子能机构还说，双方就如何解决伊朗过去进行的金属钸实验的问题达成一致。

Staff at the Oak Ridge National Laboratory in Tennessee thwart the author's efforts to get his hands on some weapons-grade plutonium.

美国田纳西州橡树岭国家实验室的工作人员没让作者把一些武器级的钚弄到手。

Growing pools of dangerously radioactive water and deposits of plutonium have been inhibiting access to important parts of the plant.

逐渐增加的放射性水和钚废弃物已经被控制远离工厂的重要部分。

Evaporation in the cooling pools used for spent fuel rods led to the detonation of stored weapons-grade plutonium and uranium.

在冷却池的蒸发被用于废燃料棒，导致了储存的武器级钚和铀的爆炸。

It means they will no longer be able to produce the plutonium for those nuclear weapons made out of plutonium.

这意味着，朝鲜将无法再生产用于核武器的钚。

This reprocessed plutonium can be used both for energy production or to produce nuclear weapons.

钚，经过加工处理后，不仅可用以发电，还可用来制造核武。

There was more bad news from the Fukushima plant today, as scientists confirmed they had found Plutonium in nearby soil.

今天从福岛核电站传出了更多坏消息，科学家确认他们在附近的土壤中检测出了放射性钚元素。

He added that the proposed arrangement would be much less risky than having pure plutonium stored and transported around the world.

他还表示，根据该行动计划提出的建议，面临的危险远远低于在全世界范围内储存和运输纯金属（金+不）。

He participated in criticality testing of plutonium cores, often referred to as "tickling the dragon's tail" .

他参加过钚核的临界测试，被称为“抓恐龙尾巴的人”。

During an era when plutonium for weapons was considered essential and uranium supplies were thought to be scarce, breeders were a hot item.

在一个钚对于核武器制造不可或缺以及铀矿资源相当紧缺的年代，增殖反应堆便成了畅销品。

The sparkling centrifuges were close to a disabled plutonium reactor at Yongbyon, a site intensely monitored by US satellites.

这些熠熠生辉的离心机邻近宁边一家废弃的钚反应堆，而这里受到美国卫星的严密监视。