• In a laboratory vault outside Paris is a small cylinder of platinum-iridium alloy that serves as the standard for all mass measurements worldwide.

    巴黎郊外实验室地下室中,有一个铂合金作的圆筒这个圆筒就是作为世界上所有质量测量标准

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  • In a laboratory vault outside Paris is a small cylinder of platinum-iridium alloy that serves as the standard for all mass measurements worldwide.

    巴黎市实验室底下仓库里,有一个用铂-合金做成制成的圆柱体就是全世界衡量重量标准

    youdao

  • In a laboratory vault outside Paris is a small cylinder of platinum-iridium alloy that serves as the standard for all mass measurements worldwide.

    巴黎城外玻璃罩里存放着一个铂合金圆柱体这个圆柱体就是全世界测量物体质量参照标准

    youdao

  • In a laboratory vault outside Paris is a small cylinder of platinum - iridium alloy that serves as the standard for all mass measurements worldwide.

    巴黎城外玻璃罩里存放着一个合金圆柱体,这个圆柱体就是全世界测量物体质量参照标准

    youdao

  • In one case, executives discovered a coating advertised as pure gold that masked a complex alloy, which included rare metals such as osmium, iridium, ruthenium and rhodium.

    案例中业内高管发现种号称纯金涂层其实是一种复杂合金含有锇稀有金属

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  • Small amounts of iridium are commonly added for a harder, stronger alloy that retains platinum's advantages.

    一般加入少量铱形成更硬更强合金而又包括了铂优点。

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  • The international prototype kilogram, the primary standard (see weights and measures) for weight, is made of an alloy comprising 90% platinum and 10% iridium.

    国际标准质量千克原型就是90%10%合金制成的。

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  • It features an exclusive Iridium Blue exterior with tinted headlights, aluminum roof rails and 21-inch alloy wheels.

    该车采用独特的铱蓝色车上涂装搭配深色前大灯罩铝制车顶行李架21英寸合金轮圈。

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  • A mineral that is a natural alloy of osmium and iridium with small inclusions of platinum, rhodium, and other metals, used in needles and wearing points.

    一种矿石少量其他金属矿石铱锇的自然合金用于制造针头耐磨尖端。

    youdao

  • A mineral that is a natural alloy of osmium and iridium with small inclusions of platinum, rhodium, and other metals, used in needles and wearing points.

    一种矿石少量其他金属矿石铱锇的自然合金用于制造针头耐磨尖端。

    youdao

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