![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
Questions : 1. Do you know the fiber’s definition? 2. How many fibers do you know? 3. How can we get/produce/manufacture fibers? 4. Do you know any spinning methods? 5. How to characterize the structure & properties? 6. List some books you have read in this long winter holidays .