| 释义 |
钴gǔ金属元素,符号Co(cobaltum)。银白色,用来制合金和瓷器釉料等,医学上用放射性钴(Co)治疗恶性肿瘤。{cobalt (Co); silver-white metallic element, used in the preparation of high-strength alloys, paints and varnishes. A radioactive isotope cobalt-60 (Co) is used for the treatment of cancer.} |