amino acid online pre-column derivatization的用法和樣例：
例句
- This article discusses the production of forage calcium hydrophosphate from sludge phosphoric acid.
研究了一種用貴州省豐富的泥磷酸生產飼料磷酸氫鈣的方法。 - The fermentation quality of the sievers wormwood silage could be improved and good quality silage were acquired when the formic acid and sucrose were added.
添加甲酸和蔗糖可改善青貯飼料的發酵品質，獲得優質青貯飼料。
