preparative zone electrophoresis

例句：

1. 1.The researchers used a preparative zone electrophoresis method to analyze the samples.
   研究人员使用预置区电泳法来分析样本。
2. 2. This technique is particularly useful for preparative zone electrophoresis.
   这种技术特别适用于预置区电泳。
3. 3.In the preparative zone electrophoresis process, the sample is separated into different fractions based on its electrical properties.
   在预置区电泳过程中，样品根据其电性质被分离成不同的部分。