“砷剂”造句

结合9801型脱砷剂的应用过程及实际生产运行数据,介绍了9801型丙烯脱砷剂在我厂丙烯精制中首次工业应用的效果.
The first industrial application of 9801 propylene de - arsenic catalyst in Harbin Petrochemical Company was described.

• #砷剂