单词 | sweeney, orland r. |
释义 | Sweeney, Orland R.Sweeney, Orland R.(1883–1958) chemical engineer; born in Martin's Ferry, Ohio. He developed uses for agricultural products and waste and became head of the chemical engineering department at Iowa State University in Ames (1921). He helped establish the U.S. Department of Agriculture Farm Byproducts Utilization Lab at Ames (1930). |
随便看 |
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。