In a major and welcomed development, Russia announced that it will close its last weapons-grade plutonium production reactor.
一项重大、颇受欢迎的进展是俄罗斯宣布将关闭最后一座武器级钚生产反应堆。
According to the Belfer Centre at Harvard University, there is around 1.6m kg of highly-enriched uranium and 0.5m kg of weapons-grade plutonium in the world.
据哈佛大学贝尔弗尔科学与国际事务研究中心的估计，全球大约有160万千克的高浓缩铀，以及50万千克的武器级钚。
Fearful that India's nuclear Arsenal will overwhelm its own, Pakistan continues to block negotiations on a treaty that would freeze all production of weapons-grade material.
巴基斯坦担心印度的核武库会压过其核武库，所以继续阻挠关于冻结所有武器级材料生产的条约的谈判。
The United States and Russia signed an agreement to dispose of sixty-eight tons of weapons-grade plutonium. They plan to use the plutonium as fuel for civilian nuclear reactors.
美国和俄罗斯签署协议，计划处置68吨武器级放射性钚，将其做为民用核反应堆的燃料。
An accelerator driven sub critical fast reactor (ADSFR) was used to study the Pu burning of weapons grade.
选取加速器驱动次临界快堆(ADSFR)进行燃烧武器级钚研究。
Directed-energy weapons - military-grade laser cannons - have been a military dream for decades, along with guns that fire their munitions with bursts of electromagnetic energy.
定向能源武器—军用级激光炮，以及发射军火时同时爆发电磁能的枪支，几十年来一直是军事梦想。
Directed-energy weapons - military-grade laser cannons - have been a military dream for decades, along with guns that fire their munitions with bursts of electromagnetic energy.
定向能源武器—军用级激光炮，以及发射军火时同时爆发电磁能的枪支，几十年来一直是军事梦想。
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