1. 魏碑心思朗文詞典
    簡體 繁體

    ultraviolet spectrum

    U 開頭單詞

    常見例句

      雙語例句

    • The measurement principle of target ultraviolet spectrum is also introduced.
      介紹了目標紫外光譜的測量原理。
    • The degradation mechanism of meta-nitroaniline was discussed by ultraviolet spectrum.
      利用紫外光譜對降解反應機理進行了初步探討。
    • Data from physical and chemical tests, hemolytic test, ultraviolet spectrum and infrared spectrum analyses showed that the extracts were asterosaponin.
      經(jīng)理化實驗、溶血試驗、紫外光譜和紅外光譜分析鑒定證明,提取物為海星總皂甙。
    • 權(quán)威例句

    • For example, iron-gall ink, commonly used on ancient documents, is transparent to infra-red light and most visible in the ultraviolet region of the spectrum.
      ECONOMIST: Monitor
    • When the sun is in this state, it also sends less energy out in the soft X-ray and extreme ultraviolet parts of its spectrum.
      MSN: Earth's upper atmosphere cooling dramatically
    • 返回 ultraviolet spectrum
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