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Keywords nitrogen tetroxide;concentration;monitor; 四氧化二氮;浓度;监测仪;
Keywords Nitrogen oxide;LMR;Spark discharge; 氮氧化物反应．激光磁共振;火花放电;
Keywords Nitrogen oxide;Humic substance;LMR; 氮氧化物;腐殖酸;激光磁共振;
Keywords nitrogen trifluoride;electroanalysis;the direct synthesis; 三氟化氮;电解法;直接化合法;
Keywords Nitrogen Root morphology Sedum alfredii Hance Cadmium; 氮;根系形态;东南景天;镉;
Keywords nitrogen profile;white layer;plasma denitriding; 浓度梯度;白亮层;辉光扩氮;
Keywords nitrogen dioxide;nitration;nitrocyclohexane; 二氧化氮;硝化;硝基环己烷;
Keywords nitrogen narcosis;glycine;uptake;transporter of glycine; 氮麻醉;甘氨酸;摄取;甘氨酸转运体;
Keywords nitrogen oxides;inhalation lung injury;peroxynitrite; 氮氧化合物;吸入性肺损伤;过氧亚硝基阴离子;
Keywords nitrogen foam;selective plugging;foam a-gent; 氮气泡沫;选择性封堵;泡沫剂;
Keywords Nitrogen;Sources and Exports;Jiulong River Watershed; 氮;源汇;九龙江流域;
Keywords nitrogen gas;water-plugging;foam stabilizing agent;foamer; 氮气泡沫;堵水技术;稳泡剂;发泡剂;
Keywords nitrogen tetroxide;hot nitric acid;cool nitric acid; 四氧化二氮;热酸;冷酸;
Keywords Nitrogen trifluoride;Electroanalysis;Direct synthesis; 三氟化氮;电解法;直接化合法;
Keywords nitrogen;mass transfer coefficience;steel scoria; 氮;传质系数;钢渣;
Keywords Nitrogen transport neutral and oxidic slag; 氮;传质;中性及氧化性渣;
Keywords nitrogen monoxide;propene;catalytic reduction;methanol; 一氧化氮;丙烯;催化还原;甲醇;
Keywords Nitrogen loss;Runoff;Submersed paddy field;Hangjiahu area; 氮素流失;径流;淹水稻田;杭嘉湖地区;
Keywords nitrogen trichloride;diluent;analysis and determination; 三氯化氮;稀释液;分析检测;
Keywords nitrogen and Carbinol atmosphere;carburizing;carbonitriding; 氮-甲醇气氛;渗碳;碳氮共渗;