demulsification and dehydration的用法和樣例：
例句
- This paper analyzes the reasons of difficulty in demulsification and dehydration of super heavy oil during sewage recovery.
針對回收污水中超稠油破乳脫水困難等問題進行了原因分析。 - The nanomaterials can reduce the effective content of polyether in the demulsifier, and can optimise the emulsion breaking dehydration of the compound.
納米材料的加入降低了破乳劑中聚醚的有效含量，並能保障複合物的破乳脫水性能有較大的提高。
