denitrification and phosphorus removal

• 脱氮除磷

denitrification and phosphorus removal的用法和样例：

例句

1. Biological technology of denitrification and phosphorus removal has been focused on in wastewater treatment field in recent years.
   生物脱氮除磷技术一直是污水处理领域所关注的重点。
2. The improved process is suitable for the denitrifying phosphorus removaling and sewage regeneration.
   改进后的工艺不仅可以解决同步脱氮除磷的问题，而且可用于再生水的生产。