compared studies

• 比较研究

compared studies的用法和样例：

例句

1. The results of reducing fluorin and improving drinking water of different flocculant have been compared.
   对几种不同絮凝剂的降氟改水效果进行了比较研究。
2. The present paper deals with a comparative study on the skeleton systems of Parargyrops edita and Sparus latusa.
   摘要对二长棘鲷和黄鳍鲷的骨骼系统进行了比较研究。