analytical ultracentrifugation

例句：

1. 1.The analytical ultracentrifuge was used to analyze the protein structure in the sample.
   分析型超速离心机被用来分析样品中的蛋白质结构。
2. 2.The analytical ultracentrifuge helped us to identify the components of the unknown compound.
   分析型超速离心机帮助我们识别了未知化合物的组分。
3. 3. The analytical ultracentrifuge was used to study the behavior of colloidal particles in solution.
   分析型超速离心机被用来研究溶液中胶体粒子的行为。