Unbeknown to them, the "scrap" contained a highly radioactive source used to treat cancer patients.
他们不知道这件“废品”里有一个用于治疗癌症患者的高辐射源。
Indeed the use of an electron beam or X-rays FOR irradiation overcomes the need FOR a radioactive source altogether.
用电子束或X -射线进行辐照确实完全解除了对某种放射源的需要。
The concept of heat threshold is brought forward for the melting process of radioactive source with constant heat rate.
针对恒释热率热源接触熔化，提出了热量阈值的概念。
The influence of radioactive source decay on measuring error of the isotope instruments is analysed. The valuable conclusion for designing the circuit of instrument is obtained.
分析了采用不同率表电路的同位素仪表因放射源的衰减而对仪表测量误差的影响，得出了对仪表电路设计有参考价值的结论。
A radioactive source is used to bombard the rocks surrounding the wellbore with gamma rays. By counting the backscattered gamma rays, the density of the subsurface rock can be computed.
利用放射性源的伽马射线轰击井眼周围的岩石，通过对反散射伽马射线计数，可以计算出地下岩石的密度。
This paper introduces the advantages of ISOCS measurement method by efficiency calibration without a radioactive source, comparing with traditional measurement methods of environment samples.
以比较的方法，介绍了ISO CS系统无源刻度测量方法相对于传统环境样品放射性测量方法的优点。
Through measuring the radiation quantity around surroundings where radioactive source is placed, it estimates the status of radioactive source automatically, and gives an alarm of light and sound.
仪器通过实时监测放射性源对周围环境的辐射量来判断放射性源所处的状态，并能自动予以声、光报警。
Radioactive source management is one of the key activities for a nuclear power plant to maintain its good safety record and image to the public.
放射源的管理也是核电站或核企业维持其良好安全记录和社会形象的一项重要工作。
Radioactive source management is one of the key activities for a nuclear power plant to maintain its good safety record and image to the public.
放射源的管理也是核电站或核企业维持其良好安全记录和社会形象的一项重要工作。
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