进展

The transition metal catalysis reduction, hydride reagents reduction, sodium dithionite reduction and bioreduction ware discussed.

综述了近年来α，β-不饱和羰基化合物α，β-碳碳双键和碳氧双键的选择还原研究进展，讨论了过渡金属催化还原、氢化试剂还原、连三亚硫酸钠还原以及生物还原。

This thesis presents the latest development of nonlinear filtering theory and the appliance of Divided Difference Filter, Unscented Kalmen Filter and Particle Filter in non-cooperative bistatic radar positioning and tracking system.

本文介绍了非线性滤波理论的最新进展，把DDF滤波器、UKF滤波器和PF滤波器应用到了非合作式双基雷达的定位跟踪中。

For their part, Israeli officials say there has been progress but the talks are secret and little can be divulged.

以色列官员说，他们认为已经取得了一些进展，但是谈判是秘密进行的，因此不能向外透露什么信息。

The last 10 years have witnessed the Computer Science and Technology to the dizzying speed of rapid progress.

1，过去的十年目睹了计算机科学与技术以令人目眩的速度飞速进展。

This paper describes the DN pathogenesis of progress.

本文简述了DN发病机制的研究进展。

The continuing debate between government and the press has not been much advanced by doctrinaire arguments.

政府和新闻界之间不停的辩论，并没有因一些空洞的观点而有所进展。

Objective: to review the recent development and traditional effect of china dodder.

目的：综述菟丝子传统功效以及现代研究进展。

China dodder; chemical components; pharmacological effect; advancement

菟丝子；化学成分；药理作用；研究进展

The research results not only have solved the project actual problem, but also make progress in the research aspect of "dolomite sandification".

研究成果既解决了工程实际问题，又在"白云岩砂化"的研究方面取得了进展。

In this paper, the factors influencing the luminescence properties and luminescence quantum efficiency of doped ZnS nanoparticles are discussed, and recent developments with preparation and applications of doped ZnS semiconductor nanoparticle materials are reviewed.

本文讨论了影响掺杂ZnS纳米粒子发光性能和量子产率的因素，综述了掺杂ZnS纳米材料制备及其应用的研究进展。

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。