And the results show that with the increasing of bamboo-charcoal modified polyester fiber content, the breaking tenacity of blended yarns was firstly weakened and then enhanced.

• 结果表明：竹炭改性涤纶纤维／棉混纺纱的断裂强力随着竹炭改性涤纶纤维含量的增加先有逐渐减小的趋势，然后增大。