ultratrace 中文意思是什麼

ultratrace 解釋
超痕量
  1. Laser - induced fluorescence detection in ultratrace analysis

    超痕量分析中的激光誘導熒光檢測
  2. Flow injection catalytic spectrophotometric method for determination of ultratrace nitrite

    反相流動注射催化光度法測定超痕量亞硝酸根
  3. Determination of ultratrace precious metals and rhenium in geological samples by inductively coupled plasma mass spectrometry

    等離子體質譜法測定地質樣品超痕量貴金屬和錸
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