1) volatile and semi-volatile components
挥发性和半挥发性组分
2) volatile and semi-volatile compounds
挥发性和半挥发性成分
1.
The volatile and semi-volatile compounds in yellow rice wine were extracted by HS-SPME.
利用顶空固相微萃取(HS-SPME)对黄酒中的挥发性和半挥发性成分进行萃取。
3) volatile compounds
挥发性组分
1.
Based on the original fruit and vegetable juices, the total change in volatile compounds expressed in term of percentage between the treated samples by various processes and the original juice, that is, the deviation of samples, are calculated.
为了建立加工果蔬汁香气协调性变化程度的定量评价模式,运用数学方法归纳果蔬汁样品的气相色谱(GC)检测数据,以原果蔬汁为基准,计算经浓缩或其他加工处理后样品中含有的各挥发性组分的百分含量相对于原果蔬汁的整体变化值(即样品偏差值),用以定量描述果蔬汁处理前后香气组分的整体变化程度。
2.
The theories and equipments of purge and trap was introduced, and the applications of purge and trap in the determination of the volatile compounds are reviewed.
本课题针对目前黄酒风味物质内容和成因不清这一现状,采用先进的分析方法对绍兴酒中醇、酯、醛类等挥发性物质进行了测定,研究了不同酒龄绍兴酒中挥发性组分的变化规律,并对其挥发性香味成分的来源和贮存过程中发生的变化机理进行了探讨。
4) volatile components
挥发性组分
1.
Comparison on complete character of volatile components in cigarette cut tobacco by electronic nose detection;
用电子鼻检测技术比较卷烟烟丝挥发性组分整体性质的研究
2.
Evaluation of volatile components in tobacco by electronic nose;
用电子鼻技术评价烟叶挥发性组分的研究
3.
The distillation extraction method was used for extracting the volatile components from Guanxin Suhe Wan.
采用了水蒸气蒸馏萃取法提取冠心苏合丸中的挥发性组分,测得冠心苏合丸中的挥发性组分含量为w=11%。
5) volatile
[英]['vɔlətaɪl] [美]['vɑlətḷ]
挥发性组分
1.
The volatile constituents of three Echinacea species are investigated with GC/MS analysis of their ethanol extracts.
Pur purea中挥发性组分。
2.
The solution and states of volatile in magma, as well as the constraints on the solubility of H 2O in melts, are discussed in this paper.
文章论述了挥发性组分在岩浆熔体中的溶解行为及其在岩浆熔体中溶解的限制条件，在此基础上讨论了挥发性组分对岩浆演化及岩石学成因方面的意义：溶解在岩浆中的水可明显地改变矿物从岩浆中结晶出的顺序，改变岩浆熔体的演化轨迹。
6) volatile constituents
挥发性组分
1.
, the contents of volatile constituents (sulphur, alkali, chlorine) concentrated at the certain part of kiln are too.
研究结果表明，预分解窑系统内物料的结皮与起块同出一源，均是由于不恰当的工艺措施引起局部物料中硫、碱、氯等挥发性组分含量过高，导致大量特征矿物形成，从而使物料粘聚成皮或块。
补充资料：挥发
分子式：
CAS号：
性质：液态物质在低于沸点的温度下转变为气态的现象。在一定温度下，液态物质的蒸气压力愈大，它的挥发倾向也愈大。例如乙醇、乙醚、丙酮、氯仿等称挥发性液体，樟脑油、松节油等称挥发(性)油。
CAS号：
性质：液态物质在低于沸点的温度下转变为气态的现象。在一定温度下，液态物质的蒸气压力愈大，它的挥发倾向也愈大。例如乙醇、乙醚、丙酮、氯仿等称挥发性液体，樟脑油、松节油等称挥发(性)油。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条