“DYF”写句子 用DYF造句大全

Sour water stripping unit was revamped by using DYF-110 type oil-water separator and "tank within tank" deoiling technology in Lanzhou Petrochemical Company.

采用DYF-110型油水分离器及“罐中罐”脱油技术，对*石油兰州石化分公司**水汽提装置进行改造。