peak area的用法和樣例：
例句
- There will always be enough pentane in the syringe to leave a small peak on the chromatogram.
利用適當峰的峰面積，可以計算在每一種餾份和原油中的香芹酮和檸檬烯的含量。 - This method can only be applied to roughly test impurity content of test samples due to relatively big deviation produced by peak area normalization method.
由於峰面積歸一化法測定誤差大，因此，本法通常只能用於粗略考察供試品中的雜質含量。
