The result shows that: the slubby multiple and length have large influences on twist of base yarn and slubby yarn, slubby space have a little influence which can be solved by increasing slubby length.

• 结果表明,竹节倍数和竹节长度对竹节和基纱的捻度变化影响较大,竹节间距影响不大,可以通过增加竹节长度来减少竹节纱的捻度不匀;