roentgen-ray伦琴射线
fixed Roentgen-ray apparatus固定仑琴射线器具
high-vacuum Roentgen-ray tube高真空仑琴射线管
Roentgen ray photograph伦琴射线象片
ray Roentgen ray爱克斯光
Roentgen ray analysis伦琴射线分析
American Roentgen Ray Society美国伦琴射线学会;放射学会;届美国放射学会;美国放射学会
infra-roentgen ray跨界线
roentgen ray x光线
N(名词) → the former name of X-ray