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Based on functional group transformation and C-C bond formation,this review focuses on the first-rate progress of the catalytic asymmetric reaction in China in recent years,especially its application in synthesis of chiral drugs and pharmaceutical intermediates.

本文从官能团的转换和碳硫键形成的角度概述了我国近年来在不对称催化反应领域的研究进展，特别是在手性药物及其中间体合成中的应用进展。

The Gabion Technique, as its consolidated pliability, good penetrability, wearing well and being suit for vegetation, is more and more used in embankment harnessing and slope protection in recent years in China.

格宾护坡技术因其较以往传统方法具有柔性整体强固、透水性能好、经久耐用、利于植被生长等优点，近些年来逐渐在我国堤防治理、边坡防护等工程中加以应用。

Chinese Cinnamaldehyde Cinnamaldehyde alias, Lauraceae plants are dry skin and cinnamon bark obtained by steam distillation of volatile oil in the main component of research in recent years are more root canal sterilization drug, it can seriously undermine the bacterial cell surface structure, and thus has a wider antibacterial spectrum and strong antibacterial activity; gallnut hundred, also known as worms, insect species are Schlechtendalia Schlechtendalia or times aphid eggs in their parasitic plants Anacardiaceae Rhus chinensis, Green bran Yang Yang, such as bran or red tree gall formation, the main ingredient for gallnut tannin, can solidification microbial protoplasts and a variety of body enzymes, a wide range of bacteria, fungi, yeasts are inhibited.

中药桂皮醛别名肉桂醛，是樟科植物肉桂的干皮及树皮经水蒸气蒸馏得到的挥发油中的主要成分，是近年来研究较多的根管消毒药物，它能够严重破坏细菌细胞表面结构，从而具有较广的抗菌谱和较强的抗菌活性；五倍子又名百虫，是倍蚜种昆虫角倍蚜或倍蛋蚜在其寄生漆树科植物盐肤木、青麸杨或红麸杨等树上形成的虫瘿，其主要成分为五倍子鞣质，能够凝固微生物体内的原生质及多种酶，对多种细菌、真菌、酵母菌都有明显的抑制作用。

In recent years, the study of excess argon genesis in high-pressure white micas is a hot topic in the field of isotope geochronology.

中文摘要：近年来，高压成因白云母中过剩氩研究成为国际同位素年代学界的一大热点。

In recent years, exciting progress has been made in identifying many genes involved in gibberellin biosynthesis and the gibberellin signal transduction pathway.

最近几年，对GA生物合成及其信号传导途径相关基因的研究取得了惊人的进展。

In recent years, exciting progress has been made in identifying many important components involved in gibberellin signal transduction pathways, which can help us to understand deeply these pathways and their regulation.

赤霉素作为一种高效能的植物生长调节物质对棉纤维的分化和发育有着非常重要的影响，但是，一直以来有关赤霉素与棉纤维分化和发育的分子机制的研究还很少。

In recent years, chemical industry in Jiangsu Hongze southerly, Meishan, Sichuan, Hunan Hengyang such as Glauber's salt resource-rich areas, the acquisition of a large number of Glauber's salt mining rights, the anhydrous sodium sulfate southerly annual chemical sales of about 1.6 million tons, for the world and domestic market share has reached 70%; barium sulfate annual sales of about 40,000 tons for the first in the country.

近年南风化工在江苏洪泽、四川眉山、湖南衡阳等芒硝资源丰富地区，收购了大量芒硝矿的开采权，南风化工的无水硫酸钠年产销量约为160万吨，为世界第一，国内市场占有率已达70%；硫酸钡年产销量约4万吨，为全国第一。

Hepatocirrhosis is a very common disease in clinic, and it seems in the tendency of increasing in recent years.

肝硬化是一种临床常见的疾病，近年来其发病率有增高的趋势。

With the development of multicast-based multimedia applications and wireless network in recent years , the dynamic and heterogenetic of the network takes more and more important roles in those applications . Layered multicast is recognized as the best technique for solving dynamics and heterogeneousness of the network in multicast environment .

随着无线网络和多媒体组播应用在近几年的快速发展，网络的异构性，动态性等问题也更为突出，分层组播技术的提出为这些问题的解决提供了新的契机，它是目前公认的在组播环境中解决网络异构性以及网络动态性的较好的解决方案。

Mr Liu's food factory is one of the many thousands that have sprung up in China in recent years -part of the surge in entrepreneurship that has propelled the country's high-octane economy.

近年来，中国冒出了数千家食品工厂，刘洪园的工厂就是其中之一。这种迅猛发展的创业行为，在一定程度上对中国高速发展的经济起到了推动作用。

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。