Listening Quiz: Yêu Cầu Về Độ Dài Sợi Cho Kéo Sợi Worsted Và Woollen – Advanced Level

1. According to Michael, how long are the fibres usually needed for worsted spinning?
2. What kind of yarn does woollen spinning produce?
3. What is the main topic of the conversation?
4. What can be inferred about short fibres in worsted spinning?
5. Why does Michael explain that long fibres align better?

Luyện tập thêm về bài học này: