例句 /

Integrating the experience of nitrogen and phosphorus removal in some sewage plant, an improved micropore Carrousel oxidation ditch process was put forward to enquire into its effect of nitrogen and phosphorus removal.

Integrating the experience of nitrogen and phosphorus removal in some sewage plant, an improved micropore Carrousel oxidation ditch process was put forward to enquire into its effect of nitrogen and phosphorus removal.

合污水厂脱氮除磷运行的经验,提出了改良微孔Carrousel氧化沟工艺,探讨其脱氮除磷的功效。