NF Z84-489-19-2020 实施日期:2020-02-01 现 行 英文名:ElectroMagnetic Compatibility (EMC) standard for radio equipment and services - Part 19 : specific conditions for Receive Onl
NF EN ISO 18557-2020 实施日期:2020-02-26 现 行 英文名:Characterisation principles for soils, buildings and infrastructures contaminated by radionuclides for remediation purposes