1.
Forecast Model of Ratio of Total Sugar to Nicotine and Ratio of Total Nitrogen to Nicotine in Aged Flue-cured Tobacco
烤烟糖碱比和氮碱比的醇化预测模型研究
2.
Relationship between Total Nitrogen,Total Alkaloid,Ratio of Total Nitrogen to Total Alkaloid and Sensory Quality in Flue-cured Tobacco Leaves of China
我国主产烟区烤烟总氮、总植物碱、氮碱比与感官质量的关系分析
3.
Grey model GM(1,1) of sugar to nicotine and nitrogen to nicotine ratios in flue-cured tobacco aging process
烤烟醇化过程糖碱比、氮碱比的GM(1,1)灰色预测模型
4.
Effect of Comprehensive Measures on the Ratio Between Alkali and Nitrogen of Flue-cured Tobacco under the Condition of Wheat Interplanting with Tobacco
麦烟套作中综合措施对烤烟氮碱比的影响
5.
Effects of different of reagents and its catalyst oil ratio, concentration of alkali liquid on removal of basic nitrogen were investigated.
考察了试剂及剂油比、碱洗浓度对碱性氮脱除率的影响。
6.
Topdressing nitrogen treatment had no obvious effect to total nitrogen in soil, but it had a stronger effect to alkalined-nitrogen.
追氮处理对土壤全氮没有明显的影响，但对土壤大麦碱解氮的影响比较大。
7.
Comparison Study on the Methods for Determination of Available N、P and the Organic Matter in Forest Soil;
森林暗棕壤碱解氮、速效磷和有机质测定方法的比较研究
8.
Sources of Nicotine-N and Effects of Nitrogen Supply on Growth, Nitrogen Uptake, Nicotine Contents in Nicotiana Tabacum Plants;
烟碱氮素来源和供氮对烤烟生长、氮素吸收、烟碱含量的影响
9.
The catalytic dewaxing (CDW) of lube oil fractions with shape selective zeolite catalyst before and after the removal of basic nitrogen was compared.
本文比较了润滑油馏分脱除碱性氮化物前后的催化降凝效果(采用择形分子筛崔化剂)。
10.
Determination of capsaicin in rotenone-capsaicin suspension by nitrogen determination method
定氮法测定鱼藤酮辣椒碱悬浮剂中辣椒碱含量
11.
natural nitrogen-containing bases found in plants.
植物中天然形成的含氮碱。
12.
The basic nitrogen compounds include pyridines and quinolines.
碱性氮化物包括吡啶和喹啉。
13.
EFFECT OF BASIC NITROGEN COMPOUNDS (BNC) ON CATALYTIC DEWAXING OF LUBE OIL FRACTIONS
碱性氮化物对润滑油催化降凝的影响
14.
Effect of Basicity,Ammonia-N and COD on Independent Nitrification
碱度、氨氮负荷和COD对独立硝化的影响
15.
Quantum mechanical studies on basicity of nitrogen-containing compounds
含氮化合物碱性强弱的量子力学研究
16.
Experiment Research of New Biological Denitrification Process to Low C/N Wastewater of Nitrogenous Fertilizer Plant
氮肥厂低碳氮比废水生物脱氮新工艺试验研究
17.
Study on Adjustment of the Ratio of C to N by Adding N During Straw Turnover
秸秆还田添加氮素调节碳氮比的研究
18.
Study on Dynamics of Ammonia Nitrogen Degradation in Wastewater with Low Carbon-nitrogen Ratio
低碳氮比污水中氨氮降解动力学研究