英语语法分析

The electrode is proposed for the direct potentiometry and potentiometric titration of quinine.

电极可用于奎宁的电位滴定法或直接电位法测定。

Strong base separated potentiometry is recommended to the analysis in industrial scale production.

强碱分离电位滴定法经实践适用于规模化生产的分析检测。

The direct potentiometry for samples shows 100.9% of average recovery and 1.3% of standard deviation.

用加入稀释法测定了回收率，平均回收率为100.9％，标准偏差为1.3％。