| 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). |
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