通过对不同纺丝速度下烟用改性聚丙烯丝束纤维中空度的测试，分析探讨了影响烟用改性聚丙烯丝束中空纤维中空度的原因。
The hollowness of the fibre of polypropylene tow for cigarette filter in different spinning velocity was measured, and the affecting factor were analyzed and discussed.
通过对不同纺丝速度下烟用改性聚丙烯丝束纤维中空度的测试，分析探讨了影响烟用改性聚丙烯丝束中空纤维中空度的原因。
The hollowness of the fibre of polypropylene tow for cigarette filter in different spinning velocity was measured, and the affecting factor were analyzed and discussed.
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