Having elucidated the primary property variances of DK760 and DK740 card,the paper dis-cusses the feasibilities and advantages of coordination production of the two cards.

• 本文叙述DK760型和DK740型梳棉机的主要性能差异，并通过工艺试验和生产实践说明两种机型配套使用的可行性和优越性。