异构的

Resolution of racemic drugs by lipase catalysis offers an excellent technology for the preparation of single-isomer chiral drugs in organic solvent.

在有机相中，脂肪酶催化消旋体的拆分，为制备单异构体手性药物提供了重要的技术手段。

The progress and the development in this field are discussed, such as the applications of reversibly photoisomerized biomaterials in optical memory, electrochemical control, biosensors, etc.

探讨了可逆异构化开关物质在光记忆、电化学控制、生物传感器等方面的应用，并对它的未来前景作出展望。

Mobile Agent, compared with traditional C/S model, is a novel network computing paradigm, which has some attractive features, such as dynamic adaptability, heterogeneity, robusticity and fault tolerance. It can effectively reduce the network traffic and delay, can be independent of different network protocols, and can also support mobile devices.

移动agent作为一种新的网络计算模型，与传统的客户机／服务器模型相比，具有动态适应性、异构性、健壮性和容错性，在分布式应用中可以降低网络流量、减少网络延迟、封装网络协议差异、支持移动设备。

Sequence analysis revealed the presence of a 735 bp open reading frame encoding 244 amino acids protein, which shares 32.9 %~49.2% amino acids sequence similarity to PRAI proteins from other species of Saccharomycetales.

序列分析显示，该基因编码区全长735 bp，编码的磷酸核糖氨基苯甲酸同分异构酶氨基酸序列与其他酵母来源的PRAI蛋白同源性在32.9%~49.2%之间。

According to the basic demand and actual environment of remote monitoring system for SEME, a topological network model is developed. The framework of this model is based on internet. Meantime, various heterogeneous nets are also included in this model. Some critical technologies about remote monitoring system are discussed.

根据远程监控系统的基本要求并考虑到实际情况，构造了一种以Internet为骨架、多种异构网络并存的特种机电设备远程监控系统网络拓扑结构模型，并对其中若干关键技术进行研究。

This paper provides a heterogeneous information sharable mechanism in a distributed environment-OBKSM. It is a tuple containing three elements: ontology, expression method and implementation.

本文提出一个分布式异构环境中的异质信息共享机制——OBKSM，它是由知识本体、表达方法和实现手段组成的三元组。

Besides these, the steric bulk was also important for the separation of the isomers of camptothecin synthetic intermediate.

此外， 空间位阻在喜树碱中间体的光学异构体分离中也起了一定的作用。

The behavior of o-isometer is special and complicated compared to the other two isometers due to its steric effect.

邻位取代的异构体行为比较特殊，变化规律比较复杂，这主要归因于邻位的空间立体效应。

The enthalpic term is dominant in the determination of tautomeric equilibria.

讨论了水溶剂化作用对异构体的能量、电荷分布和偶极矩的影响。

The entropy effect on the Gibbs free energy of 5-fluorouracil and 5-chlorouracil is very small and there is little significance for the tautomeric equilibria.

讨论了水溶剂化作用对异构体的能量、电荷分布和偶极矩的影响。

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。