- 放射线 fàngshèxiàn radioactive raysradioactive rays; radiation; high-energy beams emitted from an atomic nucleus during radioactive decay
- γ射线 gāmǎshèxiàn gamma raya form of electromagnetic radiation of very high frequency and energy emitted during radioactive decay
- 伽马射线 gāmǎshèxiàn gamma rayA 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]].
- 宇宙射线 yǔzhòushèxiàn cosmic rayStream of high-energy particles originating from outer space; also called [[宇宙线|宇宙線|yu3 zhou4 xian4]].
- β射线 bèitǎshèxiàn beta raya stream of high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei
- 辐射线 fúshèxiàn radiation rayRays that spread out in straight lines from a common central point, such as light, heat, or radioactive rays
- α射线 ā'ěrfǎshèxiàn alpha raya stream of alpha particles emitted by certain radioactive substances
- 伦琴射线 lúnqínshèxiàn X-rayRoentgen 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]]
- 爱克斯射线 àikèsīshèxiàn X-rayX-ray radiation; a form of high-energy electromagnetic radiation with strong penetration power used in medical imaging and material inspection
- 入射线 rùshèxiàn incident ray(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
- 反射线 fǎnshèxiàn reflected raya beam of light or energy that is sent back from a surface
- 甲种射线 jiǎzhǒngshèxiàn alpha rayStream 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]]
- 紫外射线 zǐwàishèxiàn ultraviolet ray
- 自动射线摄影 zìdòngshèxiànshèyǐng autoradiography
- 贝他射线 bèitāshèxiàn beta raysA 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]].
- 贝塔射线 bèitǎshèxiàn beta rayA stream of beta particles emitted by the radioactive decay of certain substances
- 阴极射线 yīnjíshèxiàn cathode raya beam of electrons emitted from the cathode of a high-vacuum tube
- 阴极射线管 yīnjíshèxiànguǎn cathode ray tubean electronic vacuum tube that displays images by firing electrons at a phosphorescent screen; commonly known as a CRT
- 阿伐射线 āfáshèxiàn alpha rayalpha ray, a stream of alpha particles emitted by a radioactive substance
- X射线 āikèsīshèxiàn X-rayan 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]]
- 阿尔法射线 ā'ěrfǎshèxiàn alpha rayA 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射线断层扫描 āikèsīshèxiànduàncéngsǎomiáo CT scanX-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
- 丙种射线 bǐngzhǒngshèxiàn gamma rayA 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]].
- 中子射线摄影 zhōngzǐshèxiànshèyǐng neutron radiographythe process or technique of producing an image by using a beam of neutrons to penetrate an object
- 乙种射线 yǐzhǒngshèxiàn beta rayStream 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]].
- 仑琴射线 lúnqínshèxiàn X-rayelectromagnetic radiation of very short wavelength capable of passing through many materials opaque to light
- 伽玛射线 gāmǎshèxiàn gamma rayA type of electromagnetic radiation with short wavelength and high frequency; loanword from English
- 伽码射线 gāmǎshèxiàn gamma ray(variant form) a form of high-energy electromagnetic radiation with the shortest wavelength
- 光射线 guāngshèxiàn light rayray of light
- 射线疗法 shèxiànliáofǎ radiotherapyradiotherapy; treatment of disease using radiation such as X-rays or gamma rays
- 放射线治疗 fàngshèxiànzhìliáo radiotherapyTreatment of disease, especially malignant tumors, using radiation from radioactive substances; radiation therapy.
- 放射线疗法 fàngshèxiànliáofǎ radiotherapytreatment of disease using ionizing radiation; radiotherapy; irradiation therapy