咖啡因

By the use of standard substance, a standard spectrum library was established for 10 drugs, metformin, ephedrine, pseudoephedrine, caffeine, phenformin, fenfluramine, indapamide, phenolphthalein, fluoxetine and sibutramine. The identification for illegally added drugs was performed by comparing the accordance of retention time and the three-grade mass spectrum with the standard spectrum library.

利用标准物质建立10种药物（二甲双胍、麻黄碱、伪麻黄碱、咖啡因、苯乙双胍、芬氟拉明、吲达帕胺、酚酞、氟西汀、西布曲明）标准谱库，通过与标准谱库保留时间和三级质谱图的比较对非法添加的药物进行定性鉴别。

The effects of scopolamine,desoxyephedrine,amphetamine,caffeine, morphine,reserpine,chlorpromazine,pontobarbital and meprobamate,and their combined effects on the spontaneous activity of albino mice were determined by the photocell activity cage method.

用光电管装置观察了东莨菪硷、去氧麻黄硷、苯丙胺、咖啡因、吗啡、利血平、氯丙嗪、戊巴比妥及密尔通对小鼠自主活动的影响，以及东莨菪硷与这些中枢兴奋药和抑制药的合并效应。

Therefore, it is imperative that you need to be prepared for the great change that is about to occur.

所以，你需要为快要出现的伟大改变准备好，这是必要的。

If u agree with our suggestion of dicker trade,we will exchange paper with u wood.

如果你方同意我们进行易货贸易的建议，我们将用纸与你们交换木材。