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fine silver

  • 纯银:指含有高纯度银的贵金属物品(硬币、金条、珠宝等),相对于总重量来说,纯银的重量占比较高,其中还包括合金基金属和任何杂质。合金金属被添加以增加硬度和耐用性,改变颜色,降低单位重量的成本,或避免高纯度精炼的成本。例如,将铜添加到贵金属银中,制成更耐用的合金,用于硬币、家居用品和珠宝。过去用于制造银币的银币银含有90%的银和10%的铜,按质量计算。925银含有92.5%的银和7.5%的其他金属,通常是铜,按质量计算。

专业释义

  • 纯银

·2,447,543篇论文数据,部分数据来源于NoteExpress

双语例句权威例句

  • Silver dials are then rhodium or even fine silver to prevent tarnishing.

    银色表盘甚至精细防止变色

    youdao

  • Old man asks merchant to read a letter, in the letter write finally: "Have fine silver additionally 10 2, make living cost to father. ""

    老翁店主,信中最后写道:“另有纹银10父亲生活费。”

    youdao

  • Using ascorbic acid as reducing agent and gelatin as dispersant, the spherical ultra-fine silver powder was synthesized by the chemical reduction method.

    采用化学还原以抗坏血还原剂明胶分散剂制备球形超细银粉

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更多双语例句
  • The Swach's cartridge, a key component of the system, resembles Edison's electric bulb and is made up of a composite of rice-husk ash (a highly porous material derived out of paddy husk) and fine particles of nano-silver, which inhibits bacteria growth.

    WSJ: Tata Markets Inexpensive Water Filter

  • He has the rolling, slightly pained gait of an ex-athlete, a well-trimmed crown of silver hair, and a taste for fine tailoring, even in casual clothes.

    NEWYORKER: Madoff��s Curveball

  • The fine, fragrant talc dusting on the dresser, the brush webbed in silver hair, the fifty-year collection of black handbags stuffed in the top of the closet- it was all too much, too much.

    NPR: Excerpt: 'The Garden Angel'

更多权威例句
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