1.
Studies on the Synthesis and Flame Resistance of Phosphorus and Nitrogen Containing Compounds;
新型磷氮系阻燃剂的合成及阻燃性能研究
2.
Studies on the Synthesis, Structure and Flame Resistance of Phosphorus and Nitrogen Containing Compounds;
新型磷氮系阻燃剂的合成、结构及阻燃性能研究
3.
Study on the Synthesis and Flame Resistance of Novel Flame Retardants Containing Phosphorus and Nitrogen Moiety;
新型磷氮系阻燃剂的合成及其阻燃性能研究
4.
Effects of feed C/N ratio on biological nitrogen and phosphorus removal in spiral up-flow reactor system
进水碳氮比对SUFR系统脱氮除磷影响的特性分析
5.
Relationship between the Contents of N.P.K.and Water Supply and Fertilizer in Summer Soybean
夏大豆植株氮、磷、钾含量与水肥的关系
6.
Technical Reform of Feeding System of Nitrogen and Phosphorus in Sewage Treatment Plant
污水处理场氮磷投加系统的技术改造
7.
Analysis on Mass Balance of Carbon,Nitrogen and Phosphorus in A~2/O Process
A~2/O系统中碳、氮、磷的物料平衡分析
8.
Influence of Carbon Source on Biological Nutrient Removal in A~2O Process
碳源类型对A~2O系统脱氮除磷的影响
9.
Research on the Relationship between the Application of Nitrogen and Phosphorus Fertilizer and the Character of Rice Yield
氮磷肥料与水稻产量性状关系的研究
10.
Relationship Between Phosphorus Content in Activated Sludge and Sludge Bulking in Biological Nutrient Removal SBR Systems
污泥含磷量与脱氮除磷系统污泥膨胀的关系研究
11.
Research on Nitrogen and Phosphorus Pollution of the Great Canal in Hangzhou City and Hydrodynamics of Phosphorus Release from the Sediments;
杭州市运河水系氮磷污染及底泥磷释放水动力学研究
12.
Stability of Biological Denitrification and Phosphorus Removal in an Anaerobic-Anoxic Sequencing Batch Reactor and Its Improvement of Denitrifying Dephosphatation
厌氧—缺氧生物脱氮除磷系统的稳定性及反硝化聚磷的强化研究
13.
Effects of nitrogenous and phosphorous on the root growth and accumulation of total tanshinones of Salvia miltiorrhiza
氮、磷对丹参根系生长及总丹参酮累积的影响
14.
STUDIES ON THE RELATIONSHIP BETWEEN DENSITY, NITROGEN, PHOSPHOROUS AND YIELD IN FUJIAN SPRING SOYBEAN
福建春大豆产量与密度、氮素和磷素的关系研究
15.
Relationship between N, P, K Nutrition and Relative Biochemical Substances in Burley Tobacco
氮磷钾营养与白肋烟叶内有关生化物质的关系
16.
Relationship between Biologic Factors and N & P Transformation and Losses in Paddy Fields;
主要生物因子与稻田氮、磷转化及流失的关系
17.
Study on Transformation of Carbon, Nitrogen and Phosphorus in Soil-water-plant System in Wetland of Liangzi Lake;
梁子湖湿地土壤—水—植物系统碳氮磷转化研究
18.
The Loss of P and N from Soil in the System of Rice-Wheat Rotation in the South of Jiangsu Province;
苏南稻麦轮作农田系统土壤中磷氮的流失