This article introduced the designing idea, manufacturing process, characteristic and function of the chemical CAI which used in the internet.
本文介绍了应用于网络的有机化学CAI课件的设计思想，制作过程，技术处理以及该课件的特点与功能。
Researching chemical process, and developing and designing products based on molecular level are the vital direction for chemical engineering in 21st century.
从分子水平来研究化工过程及产品的开发和设计是2 1世纪化学工程的一个重要方向。
Industrial scale trials have been conducted by designing the chemical compositions and process parameters and improving the process conditions of d-t52 electrolytic tinplate.
通过对D—T5 2电镀锡板化学成份、性能的设计及对生产工艺条件的改进，开展了多次工业试制。
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