Project on neutron flux density data acquisition system with multiple space - time channels based on a microcomputer 多时空通道中子注量率密度数据采集系统方案设计
Standard practice for determining neutron fluence , fluence rate , and spectra by radioactivation techniques 用放射性技术测定中子的积分通量积分通量率和中子波谱的标准实施规范
Design , location and application criteria for installed area gamma radiation dose rate monitoring equipment for use in nuclear power plants during normal operation and anticipated operational occurrences 在正常操作和预料使用偶发事件中,核发电厂使用的射线辐射面积放射线量率监控设备的设计安装和应用准则
The relationship between the - ray intensities in atmosphere and the concentration of radioactive elements in soil and the materials of buildings has been established in this paper , based on the theories of the interaction of radiation with matter 摘要建立土壤和建筑物中放射性核素与空气中照射量率之间的理论公式，得出了单边建筑物旁和建筑物之间射线照射量率的分布规律。
The performance of the cngs , including transmission efficiency , neutron flux , flux spectrum , divergency , uniform and gravity effect , have been analysed technically . that the scheme of supermirror guide is optimum has been given and adopted 在此基础上，分别从传输效率、中子注量率、谱形、发散度、均匀性和重力影响方面，对导管性能进行了技术分析，提出了超镜导管是建设的最佳方案，并被工程设计采纳。
According to the requirements of the cng on neutron flux , critical wavelength and distance between inpile guides and the cns , the relation between the source size and the critical angle of the coating material of the inpile guides as well as neutron flux at exit of the cngs have been studied 根据导管设计指标的需要，研究了冷源尺寸与堆内导管内壁镀膜材料的全反射临界角和导管系统出口处中子注量率的关系。
The position and size of the monochromator , focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle , size and divergency of the second collimator and intensity loss due to the use of it were determined . the neutron flux at different wavelength , under different reflection and take - off angle of the monochromator and divergency of the first collimator , were given . the simulation on the aperture used for limiting beam size in front of the sample showed that , smaller the size of the aperture and further the distance from the aperture to the sample , greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected 用蒙特卡罗模拟方法对中子应力衍射谱仪的设计方案进行了优化研究，提出了一系列可供参考的数据：确定了单色器的位置、尺寸、垂直聚焦单色器在不同起飞角下的聚焦曲率半径和倾角；讨论了第二准直器的尺寸和发散，以及使用第二准直器造成的强度损失；给出了在不同单色器反射面、起飞角、中子波长和第一准直器发散度的情况下样品处的中子注量率，以及多种组合情况下谱仪的分辨率曲线；对限束方孔的尺寸、距离样品远近对强度损失和测量中的影响做了深入研究。
This paper has discussed the airborne monitoring of radioactive contamination formed during exploitation and utilization of iron ore and coal ore , analyzed the gamma radiant eminence map of china , and determined several relatively high radioactivity level regions , thus showing the effects of airborne radioactivity survey 摘要通过对铁、煤开发利用中形成的放射性热点的成功航空检测，以及对中国辐射照射量率图的分析，确定了几个放射性水平偏高区域，从而阐明了航空放射性测量在环境检测中的作用。
