脱醇

Three results are obtained by an orthogonal experiment. The main components of essential oil in separating containerⅠare terpenoid, terpeneless compound is in separating container Ⅱ. Through second-level separation the technological conditions of de-terpene are: pressure 7MPa, temperature 32℃ in separating containerⅠ;pressure 4～5MPa, temperature 32℃ in separating containerⅡ. The optimum technological parameters of obtaining two essential oils are: particle size 0.60mm, pressure 10MPa, temperature 36℃, operating time 90 minutes. There are 1.46% and 1.88% essential oil in separating containerⅠand Ⅱ respectively.

通过正交试验表明：分离器Ⅰ中精油的主要成分是萜烯烃类化合物，分离器Ⅱ中精油的主要成分是由高级醇类、醛类、酮类、酯类等组成的含氧化合物；二级分离脱萜的适宜参数是：分离器Ⅰ的压力为7MPa，分离器Ⅱ的压力与循环压力相同，温度都为32℃；同时得到萜烯烃类精油和低萜精油的最优工艺组合是粒度0.60mm，萃取压力10MPa，萃取温度36℃，萃取时间90min，精油得率分别为1.46％和1.88％。

The structure of compound 10 was confirmed by 1H NMR, 13C NMR, IR, and HRMS. In conclusion, resveratrol-dehydrodimer-11,11',13,13'-tetramethyl ether was synthesized through the new method in a total yield of 48.93%.

通过1H NMR、13C NMR、IR、HRMS等测试技术确定化合物10为二聚芪类化合物-脱氢二聚白黎芦醇－11，11'，13，13'-四甲醚，总收率48.93%。

The effects of zhixiaotongmaining granules and sorbinil (a typica l aldose reductase inhibitor) on the activity of renal aldose reductase and sorbitol dehydrogenase, and on renal lesions were observed in sd rats wit h streptozotocin-induced diabetes.

利用链脲佐菌素糖尿病sd大鼠模型，观察了中药复方止消通脉宁及典型的醛糖还原酶抑制剂对大鼠肾组织醛糖还原酶和山梨醇脱氢酶活性及肾脏病变的影响。

Activated charcoal was used as decolourant; the influence sequence was the activated charcoals consumption, temperature and time.

脱蛋白处理是在加入木瓜蛋白酶情况下，用氯仿-正丁醇溶液体积比为4：1的混合液进行充分振荡，振荡3次可达去除蛋白质的目的。

As the ervironmental protection Laws and regulations are becoming stringent,the purification level of the dominant natural gas desulphurizaiton and decarbonizing method needs to be improved,however,more energy will be consumed.

醇胺法是天然气脱硫脱碳的主导方法，但随着环保法规的日益严格，要求的净化度也不断提高。然而，不容忽视的是，随着净化度的提高，装置能耗也显著增加。

Polysaccharide of pumpkin's stems and leaves was extracted with water and ethanol, and study the condition of decoloring process.

用水提醇沉法提取南瓜藤蔓中多糖，对该制备过程中双氧水脱色工艺条件进行研究。

A mathematical regression model was presented in this study for the separation of sterols in methyl of rapeseed oil deodorized distillate by central composite design.

运用中心组合设计，以甾醇得率与纯度为考察指标，对菜籽油脱臭馏出物的甲酯化过程工艺进行了优化研究。

The ulnas of fetal mice were cultured for 48 hours in BGJb medium treated respectively with estradiol and purearin. After fixing long bones and decalcification, paraffin sections were made, and then performed immunohistochemical staining for determining the level of typeⅠcollagen protein in growth plates. Positive cell locations in the resting zone, proliferative zone and hypertrophic zone of epiphyseal plate were observed under light microscope.

剥离出胎鼠尺骨，置于BGJb培养基中，葛根素和雌二醇作用48 h后，将长骨固定，脱钙后作石蜡切片，进行免疫组织化学染色，光镜下观察骺板静止区、增殖区和肥大区阳性细胞定位，图像分析系统下测定免疫反应阳性细胞面积。

In order to study the aldol condensation of 2.15-hexadecanedione on the surface of aluminium, the intermolecular condensation mechanism of acetone occurring on aluminum was simulated by using semi-empirical AM1 method embodied in MOPAC 6.0 program package. The optimized structures and geometry parameters of 5 transition complexes and 4 intermediates were given.First, 2 molecules of acetone coordinated with aluminum by electrostatic attraction.One atom of hydrogen of acetone migrated to aluminum because of t...

为了研究2，15－十六烷二酮在氧化铝表面的环合机理，选择小分子丙酮为模型化合物，用量子化学半经验AM1方法研究双分子丙酮在氧化铝表面的醛醇缩合机理，给出了反应过程中的5个过渡态和4个中间体的结构和几何参数，该催化反应可以认为是氧化铝分子与两分子丙酮分子发生静电络合作用，然后借助氧原子的负电荷导致脱氢并实现缩合，根据中间体的能量变化，推测有较稳定的铝复合物生成。

Objective To study the effects of berbamine and batiolun on LDH metabolizability in the process of increasing leukocyte.Methods Enzyme biochemical techniques is used to study the effect of berbamine and batiolˉun in the process of inceasing leukocyte and also to study the effect of LDH metabolizability.

目的 研究小檗胺和鲨肝醇升高白细胞作用及对细胞内LDH的代谢的影响方法采用酶细胞化学方法，对两药物在治疗由免疫抑制剂环磷酰胺所致的白细胞减少症时，对乳酸脱氢酶活性的影响进行了比较观察。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。