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nitrogenize vt.(-nized; -nizing) 氮化〔與氮或其...

nitrogenous

It was suggested that the urban sewage of shanghai city be de - nitrogenized and de - phosphorusized before releasing in order to control the occurrence of red tide ?控制赤潮的發生,建議上海城市污水排放前進行脫氮除磷處理。

The screw and barrel of extruder are made of high quality 38crmoala allay steel , the hardness is over hv950 after nitrogenizing treatment 再生料粉料或顆粒料拉制扁絲。擠出機的螺桿機筒采用