potentiometric determination

例句：

1. 1. The potentiometric determination of the sample is critical for the accuracy of the experiment.
   样品的电位测定对于实验的准确性至关重要。
2. 2. In this study, we used a potentiometric determination method to analyze the chemical composition of the soil.
   在这项研究中，我们使用了电位测定法来分析土壤的化学成分。
3. 3. The potentiometric determination method has been widely used in environmental monitoring and pollution control.
   电位测定法在环境监测和污染控制中得到了广泛应用。