剂量当量率

可携式中子剂量当量率仪

Portable neutron dose equivalent rate meter

集体有效剂量当量率

Collective effective dose equivalent rate

进入迷宫巷道后，X射线剂量当量率一般不超过等中心有用束X射线吸收剂量率的10－6。

The dose equivalent rates in tunnel of the maze are less than 10-6 of the absorbed dose rate from the useful beam at the isocenter .

本文提出了发射光子的放射性核素各向同性点源的周围剂量当量率常数Γδ，H＊和定向剂量当量率常数Γδ，H′的概念。

The concepts of ambient dose equivalent rate constant Γ δ, H and directional dose equivalent rate constant Γ δ, H ′ for isotropic point source of radionuclides emitting photons were presented in this paper .

研究通过测量中子和γ剂量当量率估算52MeV/u32S束轰击Ta靶时的中子与γ光子产额的方法，并给出了估算结果。

In the paper the neutron and γ photon yields are estimated based on the measurement of neutron and γ dose equivalent retes from the Ta target bombarded by the 5.2 MeV / u 32 S.

GB/T14318-1993辐射防护用便携式中子周围剂量当量率仪

Portable neutron ambient dose equivalent ratemeters for use in radiation protection

线性拟合示，剂量当量率与束流强度呈正比。

There was a linear fit between the radiation dose rate and the target current .

集体有效剂量当量率团体组织过于集中，以致影响效率。

Collective effective dose equivalent rate The organization of the group be too centralized to be efficient .

由剂量当量率估算52MeV/u~（32）S+Ta的中子与γ光子产额

Estimation of Neutron and γ - photon Yields of the 5.2 MeV / u ~ ( 32 ) S + Ta Reaction by Measuring Dose Equivalent Rate

为解决辐射场所中子能谱和剂量当量率的现场测量，中国原子能科学研究院放射性计量测试部建立了两种类型的多球谱仪：分别基于主动式和被动式探洲器。

Two types of multi-sphere spectrometers , based on active and passive detectors respectively , were established by the Division of Radiation Metrology of China Institute of Atomic Energy for measuring the neutron energy spectra and dose equivalent rates in radiation workplaces .

GB/T13161-1991直读式个人X和γ辐射剂量当量和剂量当量率监测仪

" Direct reading , personal dose equivalent and / or dose equivalent rate monitors for X and gamma radiation "

计算得出二维剂量场分布及剂量当量率分布曲线，并得到较优化的屏蔽方案及模型，确保谱仪大厅内工作人员接受的剂量低于规定的标准。

Two-dimensional dose field distribution and the axial distribution were calculated . Meanwhile , an optimal shielding model was obtained from the calculation . The model ensured that the received doses of the hall staff members below the required standard limit .

使用FARMER2570／1A型和FJ－347A型两种电离室剂量仪测量了能量为6.8.18MV的7个医用电子加速器迷宫内的X射线剂量当量率。

Dose equivalent rates for X rays in mazes of 7 medical electron accelerator facilities producing X rays of 6 , 8 or 18 MV were measured using the 2570 / 1 A FARMER dosimeter and FJ - 347A X-Y dosimeter , which were calibrated at National Bureau of Standards .

在中子剂量当量总额中，以快中子剂量当量为主。还在反应堆正常运行条件下，测量了人员活动区的中子、γ剂量当量率。

During normal operation of the reactor , the n - γ dose equivalent rates in working areas were measured as well .