Radioisotopes,Lead
《英文msh詞典》Radioisotopes,Lead
[入口詞] Radioisotopes,Lead
[主題詞] Lead Radioisotopes
[英文釋義] Unstable isotopes of lead that decay or disintegrate emitting radiation. Pb atoms with atomic weights 194-203,205,and 209-214 are radioactive lead isotopes.