Anh
X-radiation
X-rays
roentgen rays
röntgen rays
Đức
Röntgen-Strahlen
Röntgenstrahlung
Pháp
rayonnement X
rayons X
rayons de roentgen
X-radiation,X-rays,roentgen rays,röntgen rays /SCIENCE/
[DE] Röntgen-Strahlen; Röntgenstrahlung
[EN] X-radiation; X-rays; roentgen rays; röntgen rays
[FR] rayonnement X; rayons X; rayons de roentgen