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单词 Elmer Ambrose Sperry
释义 Noun: Elmer Ambrose Sperry
  1. United States engineer and inventor of the gyrocompass (1860-1930)
    - Sperry

Type of: applied scientist, artificer, discoverer, engineer, inventor, technologist

Encyclopedia: Elmer Ambrose Sperry

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更新时间:2024/12/21 16:20:55