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单词 prototype kilogram
释义
prototype kilogram
  • 简明释义
  • 公斤原器
  • 网络释义
  • 1

    ?公斤原器

    ... 原 primary; original; former 公斤原器 prototype kilogram 国际公斤原器 international prototype of kilogram ...

短语
  • 双语例句
  • 1
    The name is a reference to International Prototype kilogram, as a base unit of mass in the International System of Units.
    它的名字和国际单位中表示基本聚合物质质量千克有关。
  • 2
    The international prototype kilogram, the primary standard (see weights and measures) for weight, is made of an alloy comprising 90% platinum and 10% iridium.
    国际标准质量千克的原型就是由90%铂和10%铱的合金制成的。
  • 3
    It was then necessary to produce the two prototype standards (metre and kilogram) on to which the measurements would be copied for distribution across France.
    就在那时,需要去产生两个标准的原型(米,公斤),根据这两个标准的原型,度量衡才能复制到法国各地。
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更新时间:2025/8/3 18:02:19