normal phase method

例句：

1. 1. The researchers used the normal phase method to study the behavior of molecules in a liquid.
   研究人员使用正常相法研究分子在液体中的行为。
2. 2.The normal phase method is often used to analyze the properties of materials at room temperature.
   正常相法常用于分析材料在室温下的性质。
3. 3.In the normal phase method, the sample is heated and cooled rapidly to observe changes in its properties.
   在正常相法中，样品被快速加热和冷却以观察其性质的变化。