Radioisotopes,Calcium
《英文msh詞典》Radioisotopes,Calcium
[入口詞] Radioisotopes,Calcium
[主題詞] Calcium Radioisotopes
[英文釋義] Unstable isotopes of calcium that decay or disintegrate emitting radiation. Ca atoms with atomic weights 39,41,45,47,49,and 50 are radioactive calcium isotopes.