two-stage ammonium process

• 二段氨法

two-stage ammonium process的用法和样例：

例句

1. The system adopted two-stage ammonium process to produce liquid sulphur dioxide and ammonium bisulphite.
   尾吸系统采用二段氨法生产液体二氧化硫和亚硫酸氢铵。