Nitrous oxide pollution of the atmosphere occurs usually from the nitration of cellulose and other organic materials . 大气中的一氧化二氮污染通常由纤维和其他有机物质的硝化作用产生。
Smokeless powder refers to colloided nitrocellulose either alone or in admixture with nitroglycerin or other material . 无烟药是指单独的胶质硝化棉或与硝化甘油和其它物质形成的混合物。
Study of factors influencing ammonia nitrification 氨氮生物硝化过程影响因素研究
Acclimation in partial nitrification process of long mcrt 亚硝化系统的污泥适应性
Study on process for para - position nitration of phenethanol 苯乙醇对位硝化工艺研究
Standard test methods for soluble cellulose nitrate 可溶性硝化纤维素的标准试验方法
Denitrfying phosphorus removal by a2n - sbr process 双污泥反硝化生物除磷系统效能分析
Effect of ph on denitrification and phosphorus removal 值对反硝化除磷的影响
Preparation technique of nitrocellulose emulsion 硝化纤维乳液的制备技术综述
Effects of free ammonium and ph on partial nitrification process 污水生物亚硝化的影响