英语语法分析

A measurement method of water hardness based on chemometrics is presented.

提出一种基于化学计量学方法的水硬度的测量方法。

The article introduces the chemometrics methods into the research of soil fertilizer.

本文将化学计量学方法引入土壤肥料研究。

The importance and future use of chemometrics in analyzing pesticide residues in food is discussed.

指出了化学计量学在食品农药残留分析中的重要性及应用前景。