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bismuth
  • 英语发声
  • 美语发声
  • n. [化学] 铋
  • 网络释义

    1、[化学]铋
    铋(Bi)

    短语

    Bismuth telluride[无化] 碲化铋;石帝化铋

    bismuth subcarbonate碱式碳酸铋;[药] 次碳酸铋

    bismuth citrate枸橼酸铋;[有化] 柠檬酸铋

    bismuth ochre纟矿;铋华

    bismuth carbonate[无化] 碳酸铋

    bismuth tennantite铋砷黝铜矿

    bismuth fahlore铋黝铜矿

    bismuth uranate铀酸铋

    Bismuth Oxyiodogallate碘没食子酸铋

    专业释义

    化学
    • Objective To synthesize a new bismuth porphyrin and investigate its interaction with calf thymus DNA(CT-DNA).

      目的合成1个新型卟啉配合物,并对其与小牛胸腺DNA(CT-DNA)的相互进行初步研究。

      参考来源 - 新型铋(Ⅲ)卟啉配合物的合成、表征及其与小牛胸腺DNA相互作用的初步研究
      铋粒
    电子、通信与自动控制技术
    • Analysis of experimental results showed that similar to mercury . bismuth was a cathodic type inhibitor but its applicable concentration range was narrow.

      结果表明类似于汞同为阴极型缓蚀剂,但其适用的浓度范围较窄,在有氧存在时失去缓蚀作用。

      参考来源 - 锌锰干电池两种代汞缓蚀剂
    地球科学
    • 自然铋
      含铜白钨矿
      辉铋矿
      铋华
    能源科学技术

    英英释义

    bismuth [ 'bizməθ ]

    n.a heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals

    同义词:Biatomic number 83




    英汉双解大词典

    bismuth /ˈbɪzməθ/

    • 1.  

      N(名词) a brittle pinkish-white crystalline metallic element having low thermal and electrical conductivity, which expands on cooling. It is widely used in alloys, esp low-melting alloys in fire safety devices; its compounds are used in medicines. Symbol: Bi; atomic no: 83; atomic wt: 208.98037; valency: 3 or 5; relative density: 9.747; melting pt: 271.4°C; boiling pt: 1564±5°C 铋