查询词典 ei

According to these results some statements of superposition principle in a few textbooks are commented.

又若ψ是某个力学量F的属于本征值Fn的本征函数，则ψeiα也是F的属于本征值Fn的本征函数。

The Columbia University researchers are the first to use sea-surface temperatures to match the past EI Nino occurrences.

布鲁塞尔是比利时的首都，双语区，也就是说，这里的所有官方指示、街名、交通标示、防火标识等等都要用法语和荷兰语标出，布鲁塞尔的法语受到了荷兰语句法和发音的影响。

I did an internship in the Western Cuisine Servery of Tibetan Hotel, Chengdu this year for ei...

楼主你应该这点鉴别能力还是有的吧，哈哈叔叔我在国外读了几年本科。。。

Due to the electro-mechanical coupling, the subsynchronous oscillation occurs in the system,which causes the oscillation of electric current, electric voltage and the torsional oscillation of the set of axes.

网机系统机电耦联失稳振荡的分岔与混沌研究项目，共发表学术论文30篇（期刊论文23篇，会议论文7篇），其中SCI收录3篇，EI收录9篇，ISTP收录3篇，使我们的研究大大超额完成任务。

Objective To investigate the existence of the erythropoiesis inhibitors and the different effects of high-flux dialyzer and low-flux dialyzer on the clearance of EI.And to observe the effects of uremic patients sera and the ultrafiltrate from F80 and F6 dialyzer on CFU-E and BFU-E colony groewth of normal mice bone marrow.

目的 本文采用甲基纤维素细胞培养的方法，分析尿毒症患者血清及超滤液对小鼠骨髓红系造血祖细胞集落形成的影响，初步探讨红细胞生成抑制因子的存在、其相对分子质量大小及高通量透析器与普通低通量透析器对其清除的不同影响。

Efficacious drugs were made of these species for treatment of cough, phlegm, breathe heavily, especially, to cure lung disease. We have investigated on the Chemical constituents of Adenophora stenanthina subspecies xifengsis collected from Gansu Qingyang, and twenty four compounds were isolated from ethanol extraction by chromatography technigues. Twenty compounds were identified by means of chemical and spectra methods（IR, FAB-MS, EI-MS,〓,〓, DEPT , among which three compounds were new as 3βvanilloyloxy-stigmast-5-ene-7β-one; 3β-Vanilloyloxy-stigmast-5-en-7 β-ol; 3β-vanilloyloxy-stigmast-5-en-7β, 15 〓-diol.

我们对采自甘肃庆阳的西峰沙参Adenophorastenanthina subsp.xifengensis）进行了化学成分的研究，利用现代层析手段从该植物的乙醇浸膏中分离出二十四个化合物，经化学方法和波谱技术（红外，质谱，核磁共振谱）鉴定了二十个化合物的结构，其中三个为新的化合物，它们分别是：豆甾-5-烯-7-酮-3β-香草酸酯；7β-羟基-豆甾-5-烯-3β-香草酸酯；7β，15ξ-二羟基-豆甾-5-烯-3β-香草酸酯。

Amino-2-methylpropanol was used as the chemical modifying reagent of fatty acids to modify the carboxyl group into nitrogen-containing heterocycle which would effectively prevent the migration of carbon double bonds of the alkenyl in the electron impact source.

以2-氨基－2-甲基－丙醇为脂肪酸的化学修饰试剂，气相色谱－电子轰击质谱分析葵子油脂肪酸。2-氨基－2-甲基－丙醇将脂肪酸羧基修改为含氮杂环，使在EI源中避免了链烯基中碳碳双键的移动。

Amino-2-methylpropanol was utilized as a chemical modifying reagent to modify carboxyl groups in unsaturated fatty acids into nitrogen-containing heterocycles, which effectively suppressed the migration of double bonds of the alkenyl within the electron impact source and led to regular informative mass spectra indicative of the position of the olefinic bonds in the chain.

以2-氨基－2-甲基丙醇为脂肪酸的化学修饰试剂，将不饱和脂肪酸羧基化学修饰试剂，将不饱合脂肪酸羧基化学修饰成含氮杂环，从而避免了链烯基中碳碳双键在EI源中的移动，并使质谱呈现显示双键位置的规范信息。

With the development of electrolysis alumium industry, the mixer from Eirich in Germany is widely applied into the production of carbon anode for alumium electrolysis.

中国铝业青海分公司炭素厂，青海大通810108）摘要：随着当前电解铝行业的蓬勃发展，德国 EI R ICH 连续混捏机在铝用炭阳极生产领域的应用愈来愈广泛。

Thi s was due to a seri es of mani pul ati ons to the dream ti me pl anes orchestrated by a group of bl ue bl ooded Pl ei adi ans, known as the fami l y of Anu, who came to Earth to mi ne gol d to perpetuate the l i fe i n thei r home creati on.

这是由一群所知为 Anu 家族的蓝血昴宿星人——他们来到地球采掘金矿以延续他们母星的生命，对梦想时间层的一系列操控或安排而造成的。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。