gradient elution device

例句：

1. 1. The gradientelution device was used to separate theproteins in the sample.
   梯度洗脱装置被用来分离样品中的蛋白质。
2. 2. The gradient elution device is a crucial tool for analyzingcomplex samples.
   梯度洗脱装置是分析复杂样本的关键工具。
3. 3. The gradient elution devicewas designed to improve the efficiency of theseparation process.
   梯度洗脱装置被设计来提高分离过程的效率。