The National Science and Technology Library and Documentation Center has thousands of magazines and materials at home and abroad. In order to better serve the readers, the Document Center has compiled the "Mechanical Engineering Chinese Abstracts Series" and "2004 World Electromechanical Engineering Abstracts" and other materials. The "Mechanical Engineering Chinese Abstracts Series" is a compilation of nearly 70 topics in Chinese. The abstracts include articles and patent documents published in Chinese journals and Chinese patents for the past two years. The 2004 World Electromechanical Engineering Abstracts mainly collects abstracts of periodicals and conference proceedings published by ASME, IMechE, VD1, IEEE, IEE, JSAE and SAE. For the convenience of relevant personnel, a brief excerpt from the heat treatment industry is published for readers. Inquiries: 010—88379
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