There is only one word difference between non-woven fabric an......
Non-woven bags can be seen everywhere in life, with great env......
The product is made of non-woven fabrics. It is a new generat......
1、手感目测法:此法适用于呈散纤维状态的无纺布原料。 (1)、棉纤维比苎麻纤维和其它麻类的工艺纤维、毛纤维均短而细, 常......