two-stage dewaxing的用法和樣例：
例句
- The principle and process flow of dewaxing using double membranes were described.
闡述了食用油雙膜法脫蠟工藝的技術原理及工藝流程。 - The technical revamping of acetone-benzol dewaxing units was mainly focused on lowering energy consumption, renewal of equipment and control strategies for a period of time.
一段時期以來，酮苯脫蠟裝置技術改進主要集中在降低能耗，更新設備及控制策略方面。
