radioactive rays; radiation; high-energy beams emitted from an atomic nucleus during radioactive decay

a form of electromagnetic radiation of very high frequency and energy emitted during radioactive decay

A form of high-energy electromagnetic radiation emitted from the atomic nuclei of radioactive elements; also known as [[丙种射线|丙種射線|bing3 zhong3 she4 xian4]].

Stream of high-energy particles originating from outer space; also called [[宇宙线|宇宙線|yu3 zhou4 xian4]].

a stream of high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei

Rays that spread out in straight lines from a common central point, such as light, heat, or radioactive rays

a stream of alpha particles emitted by certain radioactive substances

Roentgen ray; an electromagnetic wave with strong penetrating power used in medicine and technology, named after the German physicist [[威廉·伦琴|威廉·倫琴|wei1 lian2 lun2 qin2]]

X-ray radiation; a form of high-energy electromagnetic radiation with strong penetration power used in medical imaging and material inspection

(physics) a beam of light or energy that strikes a surface before being reflected or refracted; specifically, the line representing the path of light entering a boundary between two different media

a beam of light or energy that is sent back from a surface

Stream of alpha particles emitted during radioactive decay; also known as [[阿尔法射线|阿爾法射線|a1 er3 fa3 she4 xian4]]

A stream of beta particles emitted by a radioactive substance during decay, having stronger penetrating power than [[阿尔法射线|阿爾法射線|a1 er3 fa3 she4 xian4]].

A stream of beta particles emitted by the radioactive decay of certain substances

a beam of electrons emitted from the cathode of a high-vacuum tube

an electronic vacuum tube that displays images by firing electrons at a phosphorescent screen; commonly known as a CRT

alpha ray, a stream of alpha particles emitted by a radioactive substance

an electromagnetic wave of high energy and short wavelength that can pass through many materials; scientific term for [[爱克斯射线|愛克斯射線|ai4 ke4 si1 she4 xian4]]

A stream of alpha particles emitted during radioactive decay. In Taiwan, also known as [[阿伐射线|阿伐射線|a1 fa2 she4 xian4]]; in Mainland China, also known as [[甲种射线|甲種射線|jia3 zhong3 she4 xian4]].

X-ray computed tomography; a medical imaging technique that uses computer-processed combinations of many X-ray measurements taken from different angles to produce tomographic images

A form of high-energy electromagnetic radiation emitted from radioactive decay; also known as [[伽马射线|伽馬射線|ga1 ma3 she4 xian4]] or [[γ射线|γ射線|ga1 ma3 she4 xian4]].

the process or technique of producing an image by using a beam of neutrons to penetrate an object

Stream of beta particles emitted during radioactive decay; also known as [[β射线|β射線|bei4 ta3 she4 xian4]] or [[贝塔射线|貝塔射線|bei4 ta3 she4 xian4]].

electromagnetic radiation of very short wavelength capable of passing through many materials opaque to light

A type of electromagnetic radiation with short wavelength and high frequency; loanword from English

(variant form) a form of high-energy electromagnetic radiation with the shortest wavelength

ray of light

radiotherapy; treatment of disease using radiation such as X-rays or gamma rays

Treatment of disease, especially malignant tumors, using radiation from radioactive substances; radiation therapy.

treatment of disease using ionizing radiation; radiotherapy; irradiation therapy