挥发油

Uva Ursi leaf contains powerful phytochemicals such as volatile oils, arbutin, quercetin, and mallic and gallic acids. Arbutin is highly antibacterial and destroys bacteria and fungus that infect the urinary system such as E.

熊果叶：它含有不少强力的植物化学因子，如挥发油、熊果叶素、槲皮素、没食子酸、苹果酸。

Results: 43 components were separated and identified, which account for over 89% of total volatile oil.

结果：共鉴定了43个成分，占挥发油的89%以上。

Objective: To study on the extraction process for volatile oil of Tiaowei Granules.

目的：研究调胃颗粒挥发油的提取方法。

The research aimed to study the chemical constituents of volatile oil from L.

［目的］研究清香木姜子挥发油的化学成分。

The results showed that with the decrease of nutrient level, the allelopathic effects of the volatile oil increased significantly.

结果表明，随着营养水平的降低，胜红蓟挥发油对受试植物的化感作用明显增强。

This time around, producing countries are not again responsible for this volatile oil market.

这一次，生产国没有再次负责本挥发油市场。

Objective : To explore Chaihu injection volatile oil content and the best technology to improve clarity.

目的：探索提高柴胡注射液挥发油成分含量和改善澄明度的最佳工艺。

The method is reliable, accurate and can be used for fingerprint analysis of volatile oil of Acorus tatarinowii .

方法准确可靠，重复性好，可用于石菖蒲挥发油指纹图谱的研究。

Objective:To analyze the chemical constituents of volatile oil from Pteris semipinnata L..

目的：分析研究半边旗挥发油的主要化学成分。

In the analysis process of volatile oil,retention indices have been widely used as a powerful means.

在挥发油分析过程中保留指数作为一种强有力的辅助手段得到广泛应用，尽管长期以来学术界对保留指数进行了大量的研究，现在关于保留指数仍有许多值得探索的方面。

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。