two-stage method

• 二级方法

two-stage method的用法和样例：

例句

1. A computer method is preseted for predicting the secondary structure of maeromolecule RNAs with the minimal free energy.
   本文提出能预测单链核酸分子的具有最小自由能的二级结构的计算方法。
2. In Present paper, the composite activation and optimization of components of fly ash produced by Huaneng Electical Plant has been studied with orthogonal design method.
   本文介绍利用复合激活和组份优化技术改性华能上安电厂二级粉煤灰的情况，采用正交设计方法对试验方案进行配方优选。