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- Ammonium is toxic and is converted to organic nitrogen compounds in the root. 铵有毒，在植物根部被转化为有机含氮化合物。
- sedimentary organic nitrogen compound 沉积有机含氮化合物
- The reaction of organic nitrogen compounds in wastewater with chlorine will form toxic and harmful organic chloramines during the chlorination. 在氯消毒过程中,污水中的含氮有机物与氯反应会生成有毒有害的有机氯胺。
- The wastewater of hexanolactam (nylon) fiber production in Shijiazhuang Synthetic Fiber manufactory is high concentrated with organic nitrogen compounds. 己内酰胺锦纶化纤废水属于高含氮高浓度有机废水。
- It is shown from the recent studies that organic nitrogen compounds are an important component of atmospheric nitrogen deposition and make a nonnegligible contribution to the global nitrogen cycling. 摘要近几年的研究表明，有机氮化合物是大气氮沉降的重要组成部分，对全球氮循环的贡献不可忽视。
- Keywords organic chloramines;chlorine disinfection;organic nitrogen compound;wastewater reuse; 有机氯胺;氯消毒;含氮有机物;污水再生利用;
- Atmospheric Organic Nitrogen Compounds and Their Deposit to the Ocean 大气中的有机氮化合物及其向海洋的沉降
- organic nitrogen compound 有机氮化合物
- To combine or treat with nitrogen or a nitrogen compound. 渗氮掺入或用氮或氮化合物处理
- Keywords poly（vinyl chloride） cable compound;heat stabilizer;organic nitrogenous compound;calicium/zinc soap; 聚氯乙烯电缆料;热稳定剂;有机氮化合物;钙/锌皂;
- As a new kind of migration “tracer”, pyrrolic nitrogen compound has its advantage. 吡咯类含氮化合物作为油气运移示踪剂有其独特的优势。
- The basic nitrogen compounds include pyridines and quinolines. 碱性氮化物包括吡啶和喹啉。
- The paper erects math model of determined ammomial nitrogen compound uncertainty by prismatic photometer. 建立了分光光度法测定水中氨氮含量的合成不确定度的数学模式。
- The N in the SOM existed mainly in the form of organic nitrogen, and the soil C:N was significantly correlated with SOM. 土壤中的氮素主要以有机氮的形式存在于土壤有机质中,土壤碳氮比与有机质含量显著相关。
- There are four major processes in biogeochemical cycling: nitrification fixation;organic nitrogen ammonification;nitrification, and denitrification. 这一地区氮的生物地球化学循环包括:生物固氮、有机氮的氨化、氮的硝化、反硝化等4个主要过程。
- The nitrogen compound was a novel and high efficiency flame retardant for the low toxicity of itself and its decomposer. 氮系阻燃剂高效且本身及其分解产物低毒,成为当今阻燃剂的发展方向。
- The effects of inorganic and organic nitrogen sources on synthesis and secretion of gentamicin in shake flask fermetation were studied. 研究了无机与有机氮源对庆大霉素合成与分泌的影响。
- The production of erythromycin in the shake flask is apparently influenced by adding different kinds of organic nitrogen source. 红色糖多孢菌的摇瓶培养基中采用不同有机氮源时红霉素的效价明显不同。
- This paper relates a lab research job of preparation of PSNAMA terpolymer by terpolymerization of styrene cationic nitrogen compound with acrylamide and acrylic acid. 本文叙述了在苯乙烯分子上引入正氮离子形成苯乙烯正氮离子化合物，用以同丙烯酰胺、丙烯酸三元共聚合，获得三元共聚物（PSNAMA）的实验室研究工作。
- The curve of NPK release from CRF with high nitrogen compound (HN) was Sigmoid and increased coating thickness could prolong the time of slow release stage. 高氮型的氮磷钾养分累积释放特征曲线为S型，增加包膜厚度，延长了缓慢释放阶段持续的时间。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
