... R Roentgen 伦琴 radiation roentgen 仑琴辐射 roentgen dermatitis 仑琴皮肤炎 ...
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roentgen radiation 伦琴辐射 ; 射线辐射 ; 伦琴线照射
roentgen radiation x 射线辐射
·2,447,543篇论文数据，部分数据来源于NoteExpress
If an astronaut had been on the Moon at the time, they might have received a 400 rem (Roentgen Equivalent Man) radiation dose.
BBC: NEWS | Science/Nature | Spacecraft go to film Sun in 3D
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