Radiation protection instrumentation - Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation - Part 1: Portable workplace and environmental meters and monitors (IEC 60846-1:2009, modified); German version EN 60846-1:2014
辐射防护仪器.β X和γ辐射的环境和/或定向剂量当量(率)计和/或监测器.第1部分:便携式工作场所和环境仪表和监测器(IEC 60846-1:2009 修改);德文版EN 60846-1:2014