Performance speciality of national yarn appearance quality testers such as evenness tester, hairiness tester and yarn faults grader were analyzed, and developing direction was discussed.

• 分析了我国纱线外观质量检测仪器条干均匀度测试分析仪、毛羽测试仪、纱疵分级仪的性能特征,并展望了其发展方向。