So purification of less volatile components.
提纯挥发性弱的物质。
The volatile components identified is 98.77% in volatile compounds.
鉴定的挥发性成分占挥发物总量的98.77%。
This vapour, which moves up to the next tray in the column, is richer in the more volatile components.
该蒸气含有更多易挥发组分，并沿塔向上层塔板上升。
Therefore, when this vapour is cooled and condensed, the condensate will contain more volatile components.
因此，当该蒸汽被冷凝时，冷凝液中含有较多易挥发组分。
Conclusion: Volatile components of apple seed are organic acid, olefins, alkane, aldehyde, ketone, phenol.
结论：苹果籽含有有机酸、烯烃、烷烃、醛、酮、酚类挥发性成分。
It provides a reliable and convenient method for the quantitative analysis of volatile components in insoluble solid samples.
该法为不溶性固体材料中的易挥发组分的定量分析提供了可靠、简便的检测手段。
Because I want to keep Raoult's law here. OK, we're going to have a mixture of two volatile components For instance, water and alcohol.
我想把Raoult定律保留在这里，讨论两种可挥发物质的混合，比如水和酒精。
Results the chemical components and their relative contends of volatile components extracted by the above two methods were different.
结果两种提取方法无论在成分还是其相对含量均存在一定的差异。
OBJECTIVE To determine the volatile components in herbal pair Herba Schizonepetae-Radix Ledebouriellae(HS-RL), single herb HS and RL.
目的定性、定量分析药对荆芥-防风、单味药荆芥和防风的挥发油成分。
Field spraying Dahurian larch cones with some of its volatile components had mixed results but support the olfactory testing results.
挥发性物质的林间喷洒试验结果与嗅觉反应试验结果一致。
The core rate of inflation - which factors out several volatile components and consumption taxes such as the HST - came in at 1.6 per cent.
核心通货膨胀率升到了1.6，核心通货膨胀率是指剔除了几个不稳定的组成和消费税的指数，例如合并消费税。
The fermented liquid is boiled, and the volatile components are condensed to yield a product with a higher alcohol content that, beer.
发酵液煮沸，挥发性成分冷凝并产生的一种比啤酒酒精度更高的产品。
Electronic nose is an artificial olfactory devices for analysis, identification and detection of complex odors and volatile components.
电子鼻是一种分析、识别和检测复杂气味和挥发性成分的人工嗅觉装置。
unlike a regular still, it keeps the distillate at a low enough temperature to retain the volatile components that ordinarily disappear.
不同于普通的技术，它能够将蒸馏出的物质保持在足够低的温度，将通常会消失的易挥发材料保留下来。
The instrument can analyze water content, ash and volatile components of coal samples simultaneously, respectively or in any combination.
仪器对煤的水分、灰分和挥发分可以同时测定，也可以单独测定或作任意组合测定。
Oil at sufficiently low pressure that it contains no dissolved gas or a relatively thick oil or residue that has lost its volatile components.
在足够低的压力下不含溶解气的石油或失掉挥发组分的稠油或残油即称为死油。
RESULTS Volatile components from EtOAc extract were complex, mainly in aromatic, long-chain alkanes, alkaloids , coumarin and ester compounds.
结果萃取物中挥发性成分较复杂，主要有芳香族、长链烷烃、生物碱类、香豆素和酯类等化合物。
The Comparison of the Volatile Components of Dried Ginger when Decocted in Different Combinations with Other Ingredients of Banxiaxiexin Decoction;
目的对清清颗粒中干姜和木香中挥发油混合物包合工艺进行研究。
The results indicated that olfactory responses of T. bactrae were influenced not only by volatile components but also by concentrations of each component.
结果表明：卷蛾分索赤眼蜂的嗅觉反应不仅与挥发物组分的种类有关，而且与每一种物质的浓度也有一定的关系。
Among them, acid, aldehyde and ester were the main volatile components, which played an important role in flavor formation of Dushan greengrocery fermented.
其中酸、醛、酯是主体挥发物，对产品风味的形成起重要作用。
Objective To compare the chemical components and their relative contends of volatile components extracted from Mentha haplocalyx Briq. by the methods of SD and HS.
目的GC-MS联用技术比较水蒸气蒸馏法提取薄荷挥发油和薄荷顶空气体的化学成分及相对含量。
An artificial intelligence approach to evaluate the volatile components in tobacco was developed on the basis of electronic nose detection and chemometrics methods.
该文基于电子鼻检测技术和化学计量学方法，研究建立了烟叶挥发性组分的人工智能评价方法，并用于一系列国内主要烟叶原料的评价。
There were many systematic and in-depth study abroad on volatile components in mushroom. But a volatile component in mushroom of our research was still in its initial stage.
蕈菌中挥发性风味物质的研究在国外已有许多系统和深入的研究，而我国对蕈菌中挥发性风味物质的研究还处在起步阶段。
The volatile components were extracted from leaves of Indocalamus latifolius by simultaneous distillation and extraction, and analyzed by gas chromatography-mass spectrum (GC-MS).
采用同时蒸馏萃取装置提取箬竹叶的挥发性成分，然后经气相色谱-质谱联用技术对挥发性成分进行分离鉴定。
Volatile components of fresh onion, vacuum freeze-drying onion and hot-air drying onion were obtained by simultaneous distillation-extraction(SDE), 36,33,27substances were analyzed by GC-MS.
采用同时蒸馏萃取的方法提取新鲜洋葱、真空冷冻干燥洋葱和热风干燥洋葱的挥发性成分，并经气质联用分析，分别析出36、33、27种物质。
The purpose of this paper is that to explore an innovative method to analysis volatile components in the different ginger extracts and to identify the volatile components and their contents.
研究目的主要是针对不同提取方法得到的生姜提取物挥发性组分分析方法进行创新性探索，并确定生姜不同提取物中的挥发性组分和含量。
In addition, the volatile components of garlic will enable the blood such as red blood cells and hemoglobin decreased, and may lead to anemia, is not conducive to the treatment of hepatitis.
另外，大蒜的挥发性成分可使血液中的红细胞和血红蛋白等降低，并有可能引起贫血，不利于肝炎的治疗。
The content and the composition of volatile components of different ginger extractions were different. Ginger oil obtained by steam distillation had highest content of light volatile components.
不同生姜提取物挥发性成分的含量和组成均在差异，水蒸气蒸馏得到的姜油轻挥发性组分的含量相对较高。
Volatile components from castrated and intact male rabbit meat were trapped using the improved nitrogen purge and trap(NPT)technique and were analysed by gas chromatography mass spectrometry(GC?MS).
应用改进的NPT技术提得去势公兔与正常公兔兔肉腥味物质，经气—质联谱比较分析，初步确定中级醛类是兔肉腥味物质的主导成分。
Volatile components in oak chips were determined by GC-MS and 38 compounds were identified, including 13 ketones, 8 phenolic compounds, 6 esters, 5 aldehydes, 5 alcohols, 1 acid and 1 other component.
本文采用GC-MS测定了橡木中的挥发性香气成分，共鉴定出38种化合物，其中种类最多的是酮类化合物，有13种，其次是酚类8种，酯类6种，醛类和醇类各5种，酸类1种，其他组分1种。
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