compared studies的用法和樣例：
例句
- The results of reducing fluorin and improving drinking water of different flocculant have been compared.
對幾種不同絮凝劑的降氟改水效果進(jìn)行了比較研究。 - The present paper deals with a comparative study on the skeleton systems of Parargyrops edita and Sparus latusa.
摘要對二長(cháng)棘鯛和黃鰭鯛的骨骼系統進(jìn)行了比較研究。
