挥发油

Objective: To analyze the chemical composition from Acorus tatarinowii Schott in essential oils.

目的：对石菖蒲挥发油的化学成分进行分析。

Objective To study the protective effects of volatile oil of Acorus tatarinowii Schott andβ-asarone on cardiovascular system.

目的 研究石菖蒲挥发油、β-细辛醚对心血管的保护作用。

Methods: Acorus tatarinowii Schott was used as model. Solvents of different polar were used for washing the uncomplexed oil and extracting the complexed oil respectively. The optimum solvent group were selected to determine the inclusion efficiency.

以石菖蒲油包合物为模型，采用不同极性的溶剂分别进行包合物表面未包合游离药的洗涤，以及包合物中已包合药物的提取，筛选出合适的溶剂组合用于挥发油包合物的包封率测定。

MethodsBase on pharmacokinetics research of β asarone in volatile oil of Acorus tatarinowii Schott in rat serum,to compare the condition of HPLC and sample preparation.

方法在石菖薄挥发油β细辛醚在大鼠的药代动力学实例研究的基础上，对给药剂量、血样采集时间点、生物样品的贮存稳定性、蛋白沉淀剂的种类及剂量、样品提取和制备方法，以及流动相、波长、柱温等参数进行了比较。

Methods Acorus gramineus soland was used as model .Different polar solvent was used for washing the uncomplexed oil and extracting the complexed oil respectively. The optimum solvent group were selected to determine inclusion efficiency.

以石菖蒲油包合物为模型，采用不同极性的溶剂分别进行包合物表面未包合游离药的洗涤，以及包合物中已包合药物的提取，筛选出合适溶剂组合用于挥发油包合物的包封率测定。

AIM To investigate the mechanism of volatile oil extracted from Alpinia oxyphylla Miq.

目的 观察益智仁挥发油脑保护作用的机制。

Extraction of essential oil from Alpinia of ficinarum Hance was observably increased by the application of cellulase and ultrasonic.

试验表明添加纤维素酶、辅助超声技术可以有效提高挥发油的提取率。

To study on extraction of essential oil from Alpinia officinarum Hance by cellulase and ultrasonic, the effects of ultrasonic time, temperature and time of water bath, amounts of cellulase on the extraction efficiency of essential oil from Alpinia officinarum Hance were investigated. And the influence of the four factors was determined by orthogonal experiment.

研究了酶法、超声波辅助水蒸气蒸馏法提取高良姜中的挥发油，对超声时间、水浴温度、酶作用时间、酶用量进行单因素实验分析，在此基础上做正交实验。

ABSTRACT: Objective To understand the differences of chemical component s between Amomum villosum Lour, Amomum thyrsoideum Gagnep and Alpinia katsumadai Hayata .

目的 比较了中药材砂仁及其混淆品长序砂仁、草豆蔻挥发油化学成分。

depart method suits Gao of the Z- in angelica this inside of the naphtha of angelica of fast preparation; of ester from emulsification small breast preparation is ameliorable among them Z- Gao this inside the instability of ester.

结论分离方法适合当归中Z-藁本内酯的快速制备；当归挥发油的自乳化微乳制剂可改善其中Z-藁本内酯的不稳定性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。