【摘要】 本文介绍了几种快速原型技术的基本原理、工艺过程和发展状况,指出这种新技术具有广阔的应用前景。更多还原

【Abstract】 This paper describes the fundamental principle, technological process and development of several quick prototyping technologies,and points out that these new technologies will have a good prospect for application.更多还原