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rubidium
  • 英语发声
  • 美语发声
  • n. [化学] 铷(金属元素Rb)
  • 网络释义

    1、铷
    摘要:概述铷铷(Rubidium)是一种化学元素,化学符号是Rb,原子序数37,是一种碱金属。银白色蜡状金属。
    2、金属铷
    金属铷 ( RUBIDIUM METAL):由新疆有色金属研究所研制。

    短语

    rubidium chloride[无化] 氯化铷;供应氯化铷;产品名称氯化铷

    rubidium selenide硒化铷

    rubidium sulfide硫化铷

    rubidium magnetometer铷磁力仪;[物] 铷磁强计

    rubidium iodate碘酸铷

    Rubidium Phosphate磷酸铷

    rubidium silicofluoride六氟硅化铷;六氟硅酸铷

    rubidium bromomolybdate五溴氧钼化铷;溴钼酸铷

    rubidium sulfite亚硫酸铷;亚硫酸铷懒人

    专业释义

    化学
    • Being rare and dispersive, the heavy alkli metals rubidium and cesium are less investigated domestically and abroad.

      、铯作为分散的重稀有碱金属元素,国内外对其研究较少。

      参考来源 - 重稀有碱金属铷、铯配合物的合成与晶体结构研究
    地球科学
    能源科学技术
    生物学

    英英释义

    rubidium [ ru:'bidiəm ]

    n.a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite

    同义词:Rbatomic number 37




    英汉双解大词典

    rubidium /ruːˈbɪdɪəm/

    • 1.  

      N(名词) a soft highly reactive radioactive element of the alkali metal group; the 16th most abundant element in the earth's crust (310 parts per million), occurring principally in pollucite, carnallite, and lepidolite. It is used in electronic valves, photocells, and special glass. Symbol: Rb; atomic no: 37; atomic wt: 85.4678; half-life of 87Rb: 5 × 1011 years; valency: 1, 2, 3, or 4; relative density: 1.532 (solid), 1.475 (liquid); melting pt: 39.48°C; boiling pt: 688°C 铷