查询词典 sealed radioactive source

Mothers contaminated by radioactive materials may give birth to babies with mental deficiency.

受到放射性物质污染的母亲可能生下有智力缺陷的孩子。

Polonium is a highly radioactive element and a metalloid.

钋是高放射性的元素，金属。

Petrographically and mineralogically similar rocks quite often have different concentrations of radioactive elements.

岩石学矿物学上类似的岩石，其放射性元素丰度却往往有所不同。

Waste minimization is one of the principles of radioactive waste management.

1引言废物最少化是国际原子能机构确定的放射性废物管理的原则之一。

Radiotherapy can cause abdominal radiation, radioactive radiation myelitis and hepatitis.

放疗可引起放射性肠炎、放射性脊髓炎和放射性肝炎等。

It is essential to trap metastable noble gas atoms with high efficiency in the studies of interactions between cold atoms and in dating applications through the detection of radioactive isotopes.

高效率地冷却和囚禁亚稳态惰性元素原子，可用以研究冷原子间的相互作用，以及通过对放射性同位素的检测实现样品年代测定。

Article 56 As stipulated in Article 26, section 3 of this law the operating licenses of nonmedical radioisotopes and radioactive facilities are divided into junior, medium and senior grades.

第56条本法第二十六条第三款非医用放射性物质及可发生游离辐射设备之操作执照，分为初级、中级及高级三种，其操作范围依左列规定

The monitoring results of radioactive and nonradioactive harmful materials in the environment surrounding a uranium tailing pool are reported.

本文报道了铀水冶尾矿库环境中的放射性和非放射性有害物质的监测结果。

second,there is the problem of waste.all nuclear power stations produce wastes that in most cases will remain radioactive for thousands of years.it is impossible to make these wastes nonradioactive,and so they must be stored in one of the inconvenient ways that scientists have invented.for example,they may be buried under the ground

第二点，就是浪费的问题。多数情况下所有核电站废弃物都会存在核辐射数千年，要使这些废弃物不带有辐射又是不可能的，所以核废物必须用科学家们发明的一种方法来储存处理。例如，可以把它们埋在地下

All nuclear power stations produce wastes that in most cases will remain radioactive for thousands of years.It is impossible to make these wastes nonradioactive,and so they must be stored in one of the inconvenient ways that scientists have invented.

多数情况下所有核电站废弃物都会存在核辐射数千年，要使这些废弃物不带有辐射又是不可能的，所以核废物必须用科学家们发明的一种方法来储存处理。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。