n.放射性同位素

The radioisotope iodine-131 is often used in the treatment of thyroid cancer.
放射性同位素碘-131常用于甲状腺癌的治疗。
Radioisotope dating techniques allow scientists to determine the age of ancient artifacts.
放射性同位素测年技术使科学家能够确定古代文物的年代。
Carbon-14 is a radioisotope that decays over time and is used for radiocarbon dating of organic materials.
碳-14是一种随时间衰变的放射性同位素，被用于有机物质的放射性碳测年。
The radioisotope technetium-99m is widely employed as a tracer in medical diagnostic procedures.
放射性同位素锝-99m作为一种示踪剂在医学诊断程序中被广泛应用。
Scientists injected a radioisotope into the bloodstream to trace the pathway of nutrients through the body.
科学家将一种放射性同位素注入血液中以追踪营养物质在体内的路径。
Uranium-238, a naturally occurring radioisotope, undergoes a series of radioactive decays to eventually form lead-206.
自然界中存在的放射性同位素铀-238经过一系列放射性衰变最终形成铅-206。
By using radioisotopes like strontium-90, researchers can study bone growth and turnover rates.
通过使用锶-90等放射性同位素，研究人员可以研究骨骼生长和更新速率。
A radioisotope thermoelectric generator (RTG) converts heat from the decay of a radioisotope into electricity.
放射性同位素热电发生器（RTG）将放射性同位素衰变产生的热能转化为电能。
In nuclear medicine, radioisotopes such as gallium-67 are used to detect inflammation or infection in the body.
在核医学中，镓-67等放射性同位素被用于检测体内炎症或感染。
The half-life of a radioisotope is the time it takes for half of its atoms to decay into another element or isotope.
放射性同位素的半衰期是指其原子数量减少一半所需的时间，即衰变为另一种元素或同位素所需的时间。