醚的

Objective To investigate which stage is the most important and the relationship with kupffer cell,during isoflurane decrease anoxia-reoxygenation injury in isolated rat liver.Methods We established the model of isolated rat liver.

目的 明确异氟醚减少离体鼠肝缺氧－复氧损伤的作用主要发生在哪一阶段，以及与枯否细胞的关系。

Objective To investigate which stage is the most important and the relationship with kupffer cell,during isoflurane decrease anoxia-reoxygenation injury in isolated rat liver.Methods We established the model of isolated rat liver.

udw，dNR 目的明确异氟醚减少离体鼠肝缺氧－复氧损伤的作用主要发生在哪一阶段，以及与枯否细胞的关系。

In this paper, we have initiated the relationship between molecular connectivity index and retention value in TLC for ten amino acids, eleven sulfides, six mercaptans and twenty 2,4-dinitrophenylhydrazones of aldehydes or ketones respectively.

把分子连接性指数法应用到10种氨基酸、11种硫醚、6种硫醇和20种醛、酮的2，4－二硝基苯腙薄层色谱保留值的相关性研究中。

The results indicated that the total hydrodesulfurization ratio of sulfur-containing compounds of FCC gasoline was 86.3%, sulfide and tetrahydrothiophene were completely conversed, the hydrodesulfurization ratio of mercaptans was 96.6%, the hydrodesulfurization ratio of thiophene was 78.8%, the hydrodesulfurization ratio of alkyl-substituted thiophene was 85.8%, the hydrodesulfurization ratio of benzothiophene was 81.4% The conversed products of 3-methylthiophene were including little sulfur specie, isomerized sulfur specie (2-methylthiophene) and larger sulfur specie (2, 5-dimethylthiophene, 2,4-dimethylthiophene, 2,3-dimethylthiophene).

结果表明FCC汽油硫化物总脱硫率为86.3%，其中，硫醚和四氢噻吩的转化率都达到100%，硫醇硫转化率96.6%，噻吩硫转化率78.8%，烷基噻吩转化率85.8%，苯并噻吩转化率81.4%。3-甲基噻吩在OTA催化剂上的转化产物中含有小分子，异构硫化物（2-甲基噻吩），以及大分子异构硫化物（如2，5-二甲基噻吩、2，4-二甲基噻吩和2，3-二甲基噻吩）。

The methyl tertiary-butyl ether is a kind of gasoline additive, have been used since the beginning of the eighties of the 20th century, still widely used in many countries now.

甲基叔丁基醚是一种20世纪80年代初开始广泛使用的汽油添加剂，现仍在许多国家得到广泛的应用。

Methyl tertiary butyl ether is a new gasoline additive, which is used to increase the combustion of gasoline and to reduce the emission of harmful exhausts from automobile.

甲基叔丁基醚是一种新型的汽油添加剂，被用来提高汽油燃烧效率，减少汽车尾气中有害物质的排放。

Oxidation of methyl tert-butyl ether, a common additive to gasoline,which is one of organic pollutants in the environment, was investigated. Based on the ozonation mechanism of MTBE,the oxidation properties and the intermediates were investigated.

文章针对汽油添加剂甲基叔丁基醚对环境日益严重的污染问题，在臭氧氧化MTBE反应机理研究的基础上，对反应特性及其中间产物进行了研究。

METHODS To observe the efficacy of Isoflurane to reduce high blood pressure and evaluate its clinical application. 56 patients receved isoflurane with a custom made vaporiser.

方法通过自行设计的经氧合器吸入麻醉药模型，对56例体外循环期间高血压的患者，实施经氧合器吸入异氟醚，观察其降压效果，评价其临床使用价值。

Polyarylene sulfide sulfone belongs to a new generation of heat-resistant engineering thermoplastics and has already been used as an excellent membrane material.

聚芳硫醚砜是一种具有优异性能的新型特种工程塑料，可将其制备成在高温和酸碱等苛刻环境下应用的分离膜。

A new method of using photoactivable ester with azido group was described to immobilize urease on polyether sulfone film surface.

我们利用含芳香叠氮基的光活性酯将脲酶光固定在聚醚砜(Polyether sulfone，pes)膜的表面。

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。