| 1. | Based on the neutron energy , the value of weighting factor was given 根据中子能量给出了相应的辐射权重因子的数值。 |
| 2. | Mcnp is used to calculate thickness of the neutron slowing down material c2h4 首先,根据核爆中子场的特点,确定可以利用的中子能量范围。 |
| 3. | The large nuclear temperature evaluation would violate conservation of energy , and may lead a negative neutron kerma factor 这就可能使评价核温度太高而导致平均次级中子能量( ? )过大,破坏了能量守恒,而导致了负kerma因子。 |
| 4. | As well known , in the file 5 of endf - vi , the energy distribution of secondary neutron are represented by various analytical formulations 众所周知,在评价核数据库endf -版的文档5中,次级中子能量分布数据以不同的表达方式来描述。 |
| 5. | Reference neutron radiations - part 3 : calibration of area and personal dosimeters and determination of their response as a function of neutron energy and angle of incidence 中子参考辐射.第3部分:场所和个人剂量计的校准及中子能量响应和角响应的确定 |
| 6. | Reference neutron radiations - calibration of area and personal dosimeters and determination of their response as a function of neutron energy and angle of incidence 标准中子辐射.第3部分:场所及个人剂量计的校准和作为中子能量作用及入射角的反应的测定 |
| 7. | Standard practice for characterizing neutron energy fluence spectra in terms of an equivalent monoenergetic neutron fluence for radiation - hardness testing of electronics 确定电子辐射强度试验用等效单能级中子流量的能级中中子能量流量能谱的特征的标准规程 |
| 8. | It was found that the simple triangular shape distribution would cause " two - peaked " energy distribution near the threshold energy , which must affect the group transfer matrix 阈能处三角形能谱分布的近似描述,导致产生了群散射矩阵的“双峰”现象,而阈能处矩形能谱分布使平均次级中子能量( |
| 9. | The pulse neutron generator can be used to analyze the elements in substance , because it can produce pulse neutrons which have the characteristics such as high energy , monohcrome , safe using and controlled easily 脉冲中子发生器具有产生的中子能量高、单色性好,可控、使用安全,可产生脉冲中子的特性,可用来对物质进行元素分析。 |
| 10. | All kinds of cross sections and energy - angular distribution of outgoing neutrons of the reaction n + 10b with incidence energy less than or equal to 20mev are calculated . the comparisons of total outgoing neutron with the measured experimental data indicate that the model calculations are successful 利用这一新理论,对中子能量小于20mev的n + 10b反应的所有反应截面,出射中子的双微分截面进行了计算,并进行了物理分析。 |