|
Abstract: This paper reviewed recent developments of the chiral phosphorus ligands in the field of asymmetric catalytic synthesis.According to the chiral center atom and the structural characteristics,these chiral phosphorus ligands were divided into five
|
|
|
文摘:对近十多年来不对称催化合成领域中出现的手性膦配体进行了综述，按其不对称中心以及结构上的特征加以分类，并对其催化性能进行总结。 |
|
Abstract: This paper reviewed the advances in the research of new mode of batch distillation in recent years.Accumulative batch distillation、reverse batch distillation、middle vessel batch distillation and multi-effect batch distillation were mainly introd
|
|
|
文摘:本文综述了国内外近年来间歇精馏新型操作方式的研究进展和发展方向，重点介绍了塔顶累积全回流操作、反向间歇精馏塔操作、中间贮罐以及多罐间歇精馏塔操作，阐述了这些新型操作方式的特点及应用前景。 |
|
Abstract: This paper reviewed the structure,the materials,the emitting mechanism of blue and blue-green electroluminescent thin film cells using polymer as emitting materials.Recent development,lack,tendency of studies about above cells was also narrated.
|
|
|
文摘:概述了电致发射蓝光和蓝绿光的电致发光薄膜器件的结构、材料、发光机理、目前研究的状况、出现的问题以及研究的发展趋势。 |
|
Abstract: This paper reviews the achievements of quality education at Suzhou University over the past ten years while analyzing the importance of improving liberal arts education for students at the tertiary level.
|
|
|
文摘:在提出高校加强大学生文化素质的重要性的基础上，回顾了苏州大学十余年来开展文化素质教育工作所取得的成绩。 |
|
Abstract: This paper sets forth the historical periods of the development and application of primary explosive detonator, and discusses the development of some new types of detonators, points out its tendency and direction in the near future.
|
|
|
文摘:阐述了雷管各个阶段的发展概况，概述了目前几种新型雷管的研制、应用以及今后雷管发展的特点和趋势。 |
|
Abstract: This paper starts with a comparative study of several schools of arts that correspond diachronically and synchronically to the French Impressionist school of music, and then presents a new perspective that will facilitate further study of this e
|
|
|
摘要从比较学角度，通过对两种不同音乐流派的整合、比较和分析，建立起对印象主义音乐进行再认识的理论视角，以达到对其艺术风格及其创作特徵深入了解和把握的目的。 |
|
Abstract: This paper states its importance to carry out the strategy of agricultural sustainable development(ASD) for Guizhou karst region, it also explores the target and connotations of ASD , and points out that it is the basis for ASD of Guizhou provin
|
|
|
文摘:阐述了贵州喀斯特生态脆弱区实施农业可持续发展战略的重要性，探讨了该地区可持续农业发展的目标与内涵，指出保护、改善和重建生态环境是农业可持续发展的基础，提出了适合喀斯特生态脆弱区地域特征的持续农业发展的产业化模式与战略对策。 |
|
Abstract: This paper statistics and analyses the information of the medical service cost for the participants in 14 hospitals which are at or above the grade two level managed by the medical insurance administrative center in Fujian Province in 2004.It al
|
|
|
摘要：本文通过对2004年度福建省医疗保险管理中心铁路分中心14家二级乙等以上医院所有正常住院参保人员发生的医疗费用统计分析，提出了设置次均医保费用、治疗费用比例、甲类项目费用比例、自付费用比例等多项指标以加强对医疗费用的合理控制。 |
|
Abstract: This paper studied the characteristics of phased array technology and principle of multi-targets tracking,measuring and controlling,analyzed the implementation technology of “one station controls several vehicles”based on phased array technology
|
|
|
文摘:研究了相控阵技术的基本特点及其实现多目标跟踪与测控的基本原理，分析了基于相控阵技术的“一站控制多机”的实现技术，给出了一种实现方案，并探讨了其可行性。 |
|
Abstract: This paper studied the damage effects of SiC fiber reinforced Al matrix(SiC/Al) composite irradiated by a highpower continuous laser.
|
|
|
文摘:研究了铝基碳化硅纤维增强复合材料在连续波强激光辐照下的破坏效应。 |
|
Abstract: This paper studies characteristics of navigation system of an advanced airplane and its correct problem.
|
|
|
文摘:研究了某型先进战斗机导航系统的特点及其对导航系统的校正问题。 |
