The absolute fission rates was measured by the depleted uranium fission chamber.
用贫化铀裂变室进行绝对裂变率测量。
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。
Objective To investigate the physical and chemical characteristics of depleted uranium (DU) aerosol formed by simulated impact.
目的研究贫铀（DU）模拟撞击产生气溶胶的理化特性。
An analysis of the emphases of radiation protection and the protection methods are given and the suggestion of the study on depleted uranium weapons are put forward.
通过对贫铀弹的作用机理、研制、生产和使用情况及其危害的介绍，分析了其防护的重点和与之对应的防护方法，对贫铀弹的研究提出建议。
An analysis of the emphases of radiation protection and the protection methods are given and the suggestion of the study on depleted uranium weapons are put forward.
通过对贫铀弹的作用机理、研制、生产和使用情况及其危害的介绍，分析了其防护的重点和与之对应的防护方法，对贫铀弹的研究提出建议。
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