1.
Effect of Nitrogen,Phosphorus and Potassium Application on the Agronomic Characters and Content of Component of Nitrogen in Burley Tobacco;
氮磷钾营养对白肋烟农艺性状及氮组分含量的影响
2.
Study on Atmospheric Deposition of Inorganic Nitrogen in Qingdao and over China Sea;
青岛及中国近海大气沉降中无机氮组分的研究
3.
Effect of different land use systems on the form and distribution of organic nitrogen in brown soil
不同土地利用方式对棕壤有机氮组分及其剖面分布的影响
4.
Analysis of Genetic Variation and Combining Ability of Several Nitrogen Components in Flue-Cured Tobacco Leaves;
烤烟叶片几种含氮组分的遗传变异及配合力分析
5.
Nitrogen Application Law and Benefit Analysis on a High N Use Efficiency Rice Variety Xieyou 9019
氮高效组合协优9019的氮肥运筹规律与效益分析
6.
Nirogen( forms) about four fifths of the atmosphere.
氮气占大气层组成部分的五分之四.
7.
azoic coupling component
不溶性偶氮染料偶合组分（即色酚）
8.
azoic printing compositions
不溶性偶氮染料印花组分（指色酚与稳定的重氮化合物的混合体）
9.
Study of Microstructure and Nitride in Ion-nitrided Pure Iron with High Resolution Electron Microscope;
纯铁表面离子渗氮层显微组织及氮化物的高分辨电子显微镜研究
10.
Studies on the Nitrogenase Component Ⅰ from DJ194, DJ35 and UW3 Mutants of Azotobacter Vinelandii;
棕色固氮菌突变株DJ194，DJ35和UW3固氮酶组分Ⅰ蛋白的研究
11.
Effects of Nitrogen Topdressing Stage on N Metabolism and Protein Compontents in Winter Cultivars with Two Spike-types
追氮时期对两种穗型小麦氮素代谢及蛋白质组分的影响
12.
Analysis of the Delayed Cracking Gas Composition by Simple Gas Chromatography Capillary;
气相色谱与硫氮分析联用分析焦化气体组成
13.
Composition and Distribution of Nitrogen Compounds in Different Crude Oils;
不同类型原油中含氮化合物的组成与分布
14.
Studies on Molecular Assembly and the Fluorescent Spectrometry Including Nitrogen and Oxygen Building Block;
含氮、氧建筑块的分子组装及其荧光性质研究
15.
GC/MS analysis of clozopine in burned internal organs tissue of human body;
GC/MS法分析被焚烧人体内脏组织中的氯氮平
16.
The influence of the color reagent composition on the detecting result of nitrite ion;
显色液组成对二氧化氮检测结果的比较分析
17.
Experimental and Theoretical Studies on the Photostability of Azo Compounds Assembled Molecular Vessels
偶氮化合物组装分子容器的实验和理论研究
18.
Carbonitriding Greer Car when the Analysis of Abnormal Organize
汽车变速齿轮碳氮共渗时异常组织的分析