挥发油精

Among them,the main type of the constituents is alkylene, which amount to about 71% in Changium smyrnioides, and about 60% in Chuanminshen violaceum and Glehnia littoralis .

从三种植物中鉴定出21种挥发性成分，其中烯类精油是挥发油的主要成分，在明党参中约占71%左右，川明参及珊瑚菜中则约为60%左右。

Based on the retrieval and analysis of the Bibliographer, the methods of water-disitillation extraction, sametime-disitillation extraction and supercritical CO_2 extraction for the extraction of three typical kinds of natural substances in Zhejiang Province were evaluated exp...

论文在文献阅译和工艺原理分析的基础上，以浙江比较有特色的三种天然物质为研究对象，实验评估了水蒸气蒸馏、同时蒸馏萃取和CO_2超临界萃取等方法，研究了金柑挥发油、白玉兰花挥发油和香菇精等三种天然香精的不同提取工艺，重点研究了CO_2超临界萃取工艺与成份分析方法。

Based on the retrieval and analysis of the Bibliographer, the methods of water-disitillation extraction, sametime-disitillation extraction and supercritical CO_2 extraction for the extraction of three typical kinds of natural substances in Zhejiang Province were evaluated experimentally.

论文在文献阅译和工艺原理分析的基础上，以浙江比较有特色的三种天然物质为研究对象，实验评估了水蒸气蒸馏、同时蒸馏萃取和CO_2超临界萃取等方法，研究了金柑挥发油、白玉兰花挥发油和香菇精等三种天然香精的不同提取工艺，重点研究了CO_2超临界萃取工艺与成份分析方法。

The granule was prepared by mixing the water extracts, volatile oil and starch. The content of eucalyptol in the granule was determined with the GC method.ResultsThe optimum extraction condition was as follows: the crude drug was extracted with 10 times amount of water for 5 hours to collect the volatile oil.

方法采用水蒸气蒸馏法提取高良姜药材中的挥发油，设计L9（34）正交实验确定最佳挥发油包合工艺，将水提液浓缩干燥与包合物制成配方颗粒，采用气相色谱法，FID检测器测定配方颗粒中桉油精的含量。

Results: the yield rate of the collected volatile oil of artemisia indica and artemisia feddei was 0.32%, 0.29%, respectively. the main constituents of them were as follows: eucalyptol, camphor, borneol, terpineol, cubebene, caryophyllene, caryophyllene oxide, germacrene d, etc, which was similar to the constituents of volatile oil from artemisia argyi. but the contents of volatile oil were different in different medicinal materials. longiverbenone with high content in artemisia feddei was can not be detected in artemisia indica and artemisia argyi.

结果：广西产五月艾与细叶艾挥发油的得率分别为0.32%、0.29%；五月艾、细叶艾和艾叶挥发油中均含有桉油精、樟脑、龙脑、松油醇、荜澄茄油烯、石竹烯及其氧化物、大根香叶烯d等药效成分，但各成分在不同药材中的含量存在一定差别；此外，细叶艾挥发油中含量较高的长叶马鞭烯酮在五月艾和艾叶挥发油中均未检出。

The method of TLC was used to study cyperus tuber, chuanxiong rhizome, atractylodes lancea and capejasmine fruit qualitatively, and HPLC was applied to investigate contents of gardenoside and Ferulic acid quantitively.

并在上述的定性、定量的指标中为本方的提取、β-环湖精包合挥发油工艺及成型工艺的研究提供质量控制方法学，使本方进一步达到合理、科学的要求。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。