Anh
röntgen
roentgen
Đức
Röntgen
Pháp
röntgen /TECH/
[DE] Röntgen
[EN] röntgen
[FR] röntgen
roentgen,röntgen /TECH,ENERGY-ELEC/
[EN] roentgen; röntgen
[FR] roentgen; röntgen
[EN] roentgen