橘子朗文词典

Dewar vacuum flask

橘子朗文词典

常见例句

    雙語例句

  • How it got here: Scottish chemist and physicist Sir James Dewar invented the vacuum flask Iin 1892 as a way to keep liquid nitrogen from warming up and turning into gas in his lab.
    它是如何問世的： 1982年囌格蘭化學家和物理學家James Dewar 爵士發明了保溫瓶用以防止實騐室中的液氮陞溫而氣化。
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