IEC 60657:1979 EN-FR c11f7670
Non-ionizing radiation hazards in the frequency range from 10 MHz to 300 000 MHz
现行
发布日期 :
1979-01-01
实施日期 :
IEC 60846-2:2015 EN-FR 4280ec2e
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 purposes
现行
发布日期 :
2015-12-16
实施日期 :