The results indicate that the surface scales of yak hairs are etched by the low temperature plasma treatment, and in the case of etching effect, air plasma is better than oxygen plasma.

• 结果表明，低温等离子体表面改性处理能够刻蚀牦牛毛纤维表面的鳞片，而且空气等离子体的刻蚀效果优于氧气等离子体的刻蚀效果；