1 . Objective To explore the effect of different degrees of denitrogenation on decompression sickness.

目的探討不同時(shí)間的吸氧排氮方案對(duì)高空減壓病的預(yù)防效果.

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2 . Denitrogenation experiments towards Daqing third vacuum dewaxing distillate were carried out with TTS denitrogenation agent.

采用TTS脫氮?jiǎng)?duì)大慶減三線脫蠟油進(jìn)行脫氮實(shí)驗(yàn),考察增加脫氮工藝對(duì)油品質(zhì)量的影響.

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3 . The basic principles, current situation and trend of urban sewage biological denitrogenation are introduced.

本文介紹了城市污水生物脫氮的基本原理, 研究現(xiàn)狀和進(jìn)展.

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1.脫氮

1.除氮法：從體內(nèi)除去溶解的氮，以預(yù)防減壓病和氣栓等

1 . 脫氮

回硫resulfurization脫氮denitrogenation過氧化overoxidation

2 . 脫氮作用

denitrification 脫氮；反硝化denitrogenation脫氮作用denomination 命名

denitrogenation相關(guān)短語搭配

1 . 脫氮的

study on decarburization and denitrogenation of high chromium molten steel under reduced pressure低壓下高鉻鋼液脫碳和脫氮的研究

1 . 生物脫氮

biological method A + O + A is developed through innovation to the original dephenolizing tank to conduct biological denitrogenation and the result is good . the discharging water is recycled to be used .利用原有的生化脫酚池改造為A+O+A生物法，進(jìn)行生物脫氮，效果很好，處理后的出水全部循環(huán)使用，不外排。

1 . 固體脫氮

a small amount of WLDN solid denitrogenation agent was added into lubricant base oil in the process of clay refining and basic nitrogen compounds were removed together with the clay by filtering after the reaction .該工藝是在白土精制過程中加入少量WLDN固體脫氮?jiǎng)磻?yīng)完畢后過濾，則堿性氮化物

1 . 強(qiáng)化脫氮

study on sewage treatment by enhanced denitrogenation subsurface infiltration system ., 強(qiáng)化脫氮地下滲濾系統(tǒng)處理生活污水的研究.