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- The vapour will be richer in the more volatile component. 在更易挥发的组分中,蒸汽含量更多。
- Each vaporization-condensation cycle (called a theoretical plate) will yield a purer solution of the more volatile component. 每一个汽化冷凝周(称为一个理论塔板)都会产生一种易挥发组分含量更高的液体。
- Analysis of Volatile Components from Vitex Negundo L. 黄荆子挥发性成分的分析。
- GC-MS Determination of Volatile Components in Ilex latifolia[J]. 引用该论文 邢莹莹;岑颖洲;芮雯;伍秋明.
- Various technique used to analyze the volatile component of fragrant stationery were introduced,including the technique of specimen pre-treatment,separation and detection. 介绍适用于香味文具的挥发性成分分析的各种技术,包括样品的前处理以及分离和检测的方法。
- Study on Volatile Components of the Fruit from Phellodendron Amurense Rupr. 黄柏果中挥发性成份的研究。
- The chemical components in different parts of Radix Fici Hirtae are similar but the contents of volatile component and psoralen are higher in the cortex than those in tile xylem. 五指毛桃不同采收部位所含化学成分相似,其中根皮部的挥发油成分和补骨脂素含量均高于木质部。
- Objective:To study the volatile components of sepal of Physalis alkekengil. var. francheti (Mast.) Makinol. 目的:研究酸浆宿萼挥发性成分的组成。
- The volatile components of potato leaf (Solanum tuberosum L.) by HS-SPME-GC-MS were studied for the first time. 首次用顶空-固相微萃取-气相-质谱技术对马铃薯茎叶的挥发性成分进行了萃取和分析。
- The increase of straw briquette density restrained to a certain extent the separation rate of the volatile components. 而成型直径和成型质量的增加,使得燃烧初期的平均燃烧速度增大,即燃烧初期析出的挥发分增多;
- 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。
- Volatile components exert a larger effect on the melt structure, and must be taken account for the calculation of NBO/T value. 挥发分对熔体结构影响较大,计算NBO/T值时必须予以考虑。
- The volatile components were extracted from Michelia figo by water steam distillation and the oil yielding rate was 0.36%. 采用水蒸气蒸馏法提取含笑花中的挥发性成分;出油率为0.;36%25。
- Study on Volatile Component of Vanilla 云南香荚兰挥发性成分研究
- Objective:To analyze the volatile components from Dracocephalum moldavica L. with gas chromatography-mass spectrography(GC-MS). 目的:用气相色谱-质谱联用(GC-MS)法对香青兰的挥发油成分进行分析。
- There are three group volatile components in the sesame seed oils named the nitrogenous compounds,the sulfur compounds,the oxygenous compounds. 经质谱数据检索可知,芝麻油的挥发性气味成分主要分为含氧、含氮和含硫3类化合物。
- There are three group volatile components in the sesame seed oils named the nitrogenous compounds, the sulfur compounds, the oxygenous compounds. 经质谱数据检索可知,芝麻油的挥发性气味成分主要分为含氧、含氮和含硫3类化合物。
- Methods Extracted volatile components from Mentha haplocalyx Briq. by the methods of SD and HS,then analysis of volatile components by GC-MS. 方法采用传统的水蒸气蒸馏法提取薄荷挥发油和薄荷药材顶空加热提取挥发性成分,并应用GC-MS联用技术分析鉴定两种提取方法的挥发性成分。
- Microwave radiation and simultaneous distillation extraction(SDE) method was used for extracting the volatile components in Semen Armeniacae Amarum. 报道了用微波照射-同时蒸馏萃取法提取苦杏仁挥发性物质,测得苦杏仁挥发油的含量为4。
- The effects of malic acid-lactic acid fermentation (MLF) on the contents and the proportion of main volatile components in grape wine were studied. 摘要研究MLF对赤霞珠葡萄酒中主要挥发性成分的含量和比例的影响。