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本文介绍了密封件的发展层史。密封技术已渐渐发展成为一个专门地课题,而其本身的发展过程及在实际应用中的重要性也确实值得我们去探索和研究。
This article describes the history of seal development. Sealing technology has gradually developed into a special subject, and its own development process and its importance in practical applications really deserve our exploration and research.