20 canlyniad
Rhestrir y canlyniadau yn ôl perthnasedd.
Cymraeg: ymbelydredd
Saesneg: radiation
Cymraeg: ymbelydredd
Saesneg: radioactivity
Cymraeg: ymbelydredd ïoneiddio
Saesneg: ionising radiation
Saesneg: PAR
Saesneg: photosynthetically active radiation
Cymraeg: ymbelydredd microdon cyseiniol
Saesneg: resonant microwave radiation
Saesneg: Professional Radiation Lead
Saesneg: Ionising Radiation (Medical Exposure) Regulations
Saesneg: Radioactivity and Pollution Prevention Branch
Saesneg: Head of Chemicals, Radioactivity and Industrial Pollution Prevention
Saesneg: medical exposure to radiation
Saesneg: Justification of Practices Involving Ionising Radiation Regulations
Saesneg: The Control of Artificial Optical Radiation at Work Regulations 2010
Saesneg: Food Protection (Emergency Prohibitions) (Radioactivity in Sheep) (Wales) Order 1991
Saesneg: The Justification of Practices Involving Ionising Radiation Regulations 2004
Saesneg: International Commission on Non-ionizing Radiation Protection
Cymraeg: Gorchymyn Diogelu Bwyd (Gwaharddiadau Brys) (Ymbelydredd mewn Defaid) (Cymru) (Dirymu) 2012
Saesneg: The Food Protection (Emergency Prohibitions) (Radioactivity in Sheep) (Wales) (Revocation) Order 2012
Saesneg: The Food Protection (Emergency Prohibitions) (Radioactivity in Sheep) (Wales) (Partial Revocation) Order 2011
Cymraeg: Gorchymyn Diogelu Bwyd (Gwaharddiadau Brys) (Ymbelydredd mewn Defaid) (Cymru) (Dirymu Rhannol) 1991
Saesneg: Food Protection (Emergency Prohibitions) (Radioactivity in Sheep) (Wales) (Partial Revocation) Order 1991
Saesneg: The Ionising Radiation (Environmental and Public Protection) (Miscellaneous Amendments) (EU Exit) Regulations 2018