释义 |
cad·mi·um AHD[kădʹmē-əm] D.J.[ˈkædmiːəm]K.K.[ˈkædmiəm]n.Symbol Cd (名词)符号 Cd - A soft, bluish-white metallic element occurring primarily in zinc, copper, and lead ores, that is easily cut with a knife and is used in low-friction, fatigue-resistant alloys, solders, dental amalgams, nickel-cadmium storage batteries, nuclear reactor shields, and in rustproof electroplating. Atomic number 48; atomic weight 112.40; melting point 320.9°C; boiling point 765°C; specific gravity 8.65; valence 2. See table at element 镉:一种质软的,蓝白色的金属元素,最初存在于锌矿、铜矿和铅矿之中,这种金属易于用刀切割,用于制造低摩擦阻力和耐疲劳的合金、焊料、牙科用的混合填料、镍镉蓄电池、核反应堆防护层和防锈电镀之中。原子序数48;原子量112.40;熔点320.9°C;沸点765°C;比重8.65;原子价2 参见 element
- Latin cadmīa [calamine (from its being found with calamine in zinc ore)] from Greek kadmeia (ge) [Theban (earth)] from Kadmos [Cadmus] 拉丁语 cadmīa [菱锌矿(因与菱锌矿一同在锌矿中发现而得名)] 源自 希腊语 kadmeia (ge) [底比斯的(泥土)] 源自 Kadmos [卡德摩斯]
- -ium -ium
cadʹmic AHD[-mĭk] (形容词) |