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1)  flavour precursor
香味物质母体
2)  flavor components
香味物质
1.
Study on effect of the organic nitrogen ratio on flavor components,yield and quality of oriental tobacco;
有机氮用量对香料烟香味物质及产量品质的影响
2.
For expressing the superior aroma of new flue-cured line 8306,the experiments were conducted to compare the flavor components of eight flue-cured genotypes,with quantitative determination of leaf surface trichome exudate by spectrophotometry and the petrolum ether extract by residual method,and the identification of flavor components in "8306" and Zhongyan100 by GC/MS.
用分光光度法测定叶面分泌物含量和残余法测定浸提后石油醚提取物的含量,用气相色谱/质谱联用仪(GC/MS)对"8306"和中烟100的香味物质含量和组成进行鉴定。
3)  Aroma Compositions
香味物质
1.
Development of the Research on Aroma Compositions of Tobacco and the precursor substances;
烟草香味物质及其形成的前体物质研究进展
4)  flavor substance
香味物质
1.
In this experiment, raw materials containing different content of protein were mixed in different ratios to acquire the best fermentation matrix and to lift the content of flavor substance in Maotai-flavour liquor.
本实验对含蛋白质不同的发酵原料按不同的配比进行比较 ,以获得最佳的发酵基质 ,来提高酱香型白酒的香味物质含量。
5)  aromatic matter
香味物质
1.
Study on relationship between property of the aromatic matter in food and topological index~nL;
食品香味物质的性质与拓扑指数~nL的相关性
2.
The results indicate that MCI is linearly related to RI or T, and can be used topredict the physicochemical parameters of the aromatic matter in food.
本文简要介绍了分子连结性指数法的产生、发展和计算方法,主要讨论了食品香味物质分子连结性指数与色谱保留值及香气阈值之间的依存关系。
6)  Aroma matter
香味物质
1.
Multivariate statistical analysis of main chemical components and aroma matters in different flue-cured tobacco genotypes
不同基因型烤烟主要化学成分与香味物质的多变量分析
2.
The genetic variation laws and heterosis performance of main aroma matter in the parents and F_1 combinations of flue-cured tobacco were studied, and the correlations between parents and offspring and among different kinds of heterosis were analyzed.
田间试验分别于2004、2005年在云南省烟草科学研究所试验基地进行,研究了烤烟亲本和F_1组合主要香味物质含量的遗传变异规律,初步预测了主要香味物质的杂种优势表现,并对亲子关系及杂种优势间的相关进行了分析。
补充资料:离子交换树脂母体
分子式:
CAS号:

性质:离子交换树脂的基体组成部分,有时也称作骨架材料。如苯乙烯-二乙烯苯共聚物(俗称白球)即是大多数阴、阳离子交换树脂的骨架材料。经化学反应在骨架材料上引入交换基团后,即可制得离子交换树脂。亦有将离子交换树脂分成二部分,一为高聚物电解质固定部分,二为交换基团中的可交换离子(亦称移动离子、解离离子),[R-SO3]-H+中R-SO3-为离子交换树脂母体,亦名固定离子,H+为可交换离子。 

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