IEC 60846-2:2007
輻射防護(hù)儀表.β,X和γ輻射周?chē)?或定向劑量當(dāng)量(率)儀和/或監(jiān)測(cè)儀.第2部分:緊急情況放射線(xiàn)防護(hù)目的用的便攜式高射程β,光子劑量
Radiation protection instrumentation - Ambient and/or directional dose equivalent (rate) meters and/or monitors for beta, X and gamma radiation - Part 2: High range beta and photon dose and dose rate portable instruments for emergency radiation protection