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1·The scientist is studying the properties of FeO in the laboratory.

这位科学家正在实验室里研究氧化亚铁（FeO）的性质。youdao

2·FeO can be found in some types of rocks.

在某些类型的岩石中可以发现氧化亚铁（FeO）。youdao

3·The teacher explained the formation process of FeO to the students.

老师向学生们解释了氧化亚铁（FeO）的形成过程。youdao

4·They used FeO as a catalyst in the chemical reaction.

他们在化学反应中使用氧化亚铁（FeO）作为催化剂。youdao

5·The analysis shows that there is a certain amount of FeO in this sample.

分析表明，这个样品中含有一定量的氧化亚铁（FeO）。youdao

6·We need to measure the content of FeO accurately.

我们需要准确测量氧化亚铁（FeO）的含量。youdao

7·The color of the substance may change due to the presence of FeO.

由于氧化亚铁（FeO）的存在，这种物质的颜色可能会发生变化。youdao

8·The research team is exploring new applications of FeO.

研究团队正在探索氧化亚铁（FeO）的新应用。youdao

9·The quality of the material is affected by the proportion of FeO.

这种材料的质量受氧化亚铁（FeO）比例的影响。youdao

10·He learned about the characteristics of FeO from the book.

他从书中了解到了氧化亚铁（FeO）的特性。youdao