According to acoustic structure theory base,acoustic principle of multi-holes acoustextile and nonwovens characteristics,nonwovens acoustic theory are analysed in the paper.

根理论基础以及多孔材料的机理,合非织造布的特点,系统分析了非织造布的原理。

Shape-set silk floss of a compound-layered structure is made by nonwoven technology mainly with waste silk from filatures and three-dimensionally crimpy fibres.

定形丝棉采用非织造布工艺，以缫丝厂的下脚废丝为主要原料与三维卷曲纤维组成复合层。

The results indicated that argon plasma treatment had some effects on the mechanical properties of pylen nonwoven fabric, but had no effect on the application of pylen nonwoven fabric.

表明，通过氩气等离子体表面活化处理，虽然会对无纺丙纶非织造物的力学性能造成影响，但是不会影响丙纶非织造物的使用。