在上海石化学校的老师 teacher at Shanghai Petrochemical School
我在石化工程建设公司工作。
I work in the Petrochemical Engineering Construction Company.
发酵法生产DCA是生物技术在石化领域的应用。
The fermentation to produce DCA is the application of biotechnology in the petrochemical field.
在石化行业中使用大型双驱动熔体泵已成为一种趋势。
Using large double drive melt pumps in petrochemical industry has become a trend.
应用推荐