Felting: Short woolen fibers are laid together so that they lie in all directions and when heat and moisture are applied they become entangled and matted together, making the material we call felt.

• 毡合法：短羊毛纤维放在一起,这样排列的方向各不相同。它们加热、加湿后,相互之间交缠编织在一起,这种方法我们为毡合法。