polyacrylonitrile

US

・

UK

A1 初級
n. (u.)不可數名詞聚丙烯腈
Polyacrylonitrile is used in the production of carbon fiber.
adj.形容詞聚丙烯腈的
The polyacrylonitrile fiber exhibits high tensile strength.

影片字幕

碳纖維（Carbon Fiber - The Material Of The Future?）

11:50碳纖維（Carbon Fiber - The Material Of The Future?）
B2 中高級