The paper introduces the faults of denim weaved by air jet loom,indicates its influence on quality,and analyse the reasons of faults emerged on denim and presents precauction measures.

• 介绍了喷气织机织造牛仔布产生的疵点,指出其对产品质量的影响。分析了牛仔布疵点产生的原因,并提出了预防措施。