李

Based on the Lie algebra that describes the symmetries, it is proved in this dissertation that a sufficiently large class of control Hamiltonians can be provided by the universal enveloping algebra of the Lie algebra, on which the quantum mechanical control systems can be modelled.

基于描述量子力学系统对称性的李代数结构，本文证明该李代数的泛包络代数提供了足够大的一类控制哈密顿量，因而可以在其上建立量子力学控制系统的模型。

AIM: To evaluate the efficacy of Esculin and Digitalisglycosides Eye Drops in treating asthenopia after laser treatment.

作者：李立梅，郑建龙，施晓敏，李彤，肖建华，邓安妮作者单位：（515041）中国广东省汕头市，汕头大学·香港中文大学联合汕头国际眼科中心基金项目：中国国家自然基金资助项目

The lovers from different contries will have a good night,from now on their happy future will begin.i'm very happy that mrs.lee chose me to be the toastmaster of this espousal ceremonial.

参加今天晚宴的来宾有：吉林市人民广播电台台长柳旭东、副台长李韵明、江城日报社副总编蓝蓝、有限电视台副总张艺、市公安局龙潭分局政委齐国宝、东方商厦副总经理李晓。今天是公元2008年2月18日，在这个春天的晚上，我们将要见证一个幸福的时刻。

Four years ago, the helm of Google's largest asset, 10000 engineers, Google senior vice president of engineering Allen – Eustace Kai-fu Lee to help win lucrative Google condition offer, four years later, Kai-fu Lee will make a another important life choices.

四年之前，掌管着Google最大资产、一万个工程师的谷歌工程高级副总裁艾伦-尤斯塔斯帮李开复争取到谷歌条件丰厚的offer，四年之后，李开复将作出又一个重要的人生选择。

Opposite at announcing high-keyly, him Li Yinan maintained however " the technology is sent " composed and low-key style, be the resounding level that considers this luxuriant face about probably to is big, li Yinan passes excuse oneself from of ministry of Baidu public relations even thick as hail media is invited about, state oneself are in join in before 3 months of Baidu are familiar with with great concentration business, do not accept any interviewing.

相对于高调的宣布，李一男本人却保持了"技术派"沉稳低调的风格，对或许是考虑到此次华丽转身的轰动程度之大，李一男甚至通过百度公关部婉拒了纷至沓来的媒体邀约，表示自己在加盟百度的前三个月将潜心熟悉业务，不接受任何采访。

The dissertation is an overall study about Lishan"s Annotation from literary angle by analysing concrete matters. The modern linguistics theory is used in the course of researching. The study method is that synchronic analysis and diachronic study are combined. It"s expected that the thesis would make a contribution to the study of Lishan"s egegesis ,or even that of Tang dynasty"s exegetics.

本文从文学作品导读的角度，并运用现代语言学理论，共时描写和历时考察相结合，在微观分析的基础上，全面、宏观地研究《文选》李注的训诂问题，以期对李善训诂乃至唐代训诂的研究提供一定的参考。

Report from our correspondent (Li Jinlei of reporter of exercitation of reporter Yu Jie) Xiaoli is collected indicate shop on the net of the password Jin Ka, put beforehand inside have hundred thousands of yuan, but the express fee that hundreds yuan must collect additionally first after entry website shops, cannot deliver goods otherwise.

本报讯(记者于杰实习记者李金磊)小李捡到标明密码的网上购物金卡，里面预存有几十万元，但登录网站购物后必须先另外汇数百元的快递费，否则不能发货。

In addition, li Jianxi is accused to use undeserved method, the directive transfers group administrative power to son Li Zairong stage by stage, made false-hearted crime.

此外，李健熙被控采用不当手段，指示把集团治理权逐步移交给儿子李在荣，构成了背信罪。

In the meantime, li Jianxi uses undeserved method, demonstrative management layer transfers group administrative power to Li Zairong stage by stage, be suspected of false-hearted blame.

同时，李健熙采用不当手段，指示治理层把集团治理权逐步移交给李在荣，涉嫌背信罪。

On April 22, li Jianxi of SamSung group chairman is forced to resign because of dodge a tax and false-hearted accusation, plum in also resign subsequently SamSung electron is presiding client officer post, but withheld senior vice president one duty, work to abroad agency.

4月22日，三星集团主席李健熙因逃税和背信指控被迫辞职，李在镕随后也辞去三星电子首席客户官职务，但保留了高级副总裁一职，到海外办事处工作。

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。