【摘要】 ＣＡＲＤ（ＣｏｍｐｕｔｅｒＡｉｄｅｄＲｏｌＰａｓＤｅｓｉｇｎ）系统是随着ＣＡＤ技术的发展以及对型材生产提出的越来越高要求而产生的．ＣＡＲＤ系统的开发应用一方面促进和丰富了ＣＡＤ技术，另一方面为孔型设计提供了更科学、更快速方便的手段和方法，具有重要的理论和实际意义．概括地介绍了国内外相关领域的开发应用状况．更多还原

【Abstract】 The CARD (Computer Aided Roll Pass Design)arises with the development of CAD and more and more demand of shape steel manufacture.The development and application of CARD possess important academic and practical meanings,because they boost CAD and make the roll pass design development and application of CARD are briefly introduced in this paper.更多还原