rock fiber

例句：

1. 1. The construction of the new bridge required a significant amount of rock fiber.
   新桥的建设需要大量的岩石纤维。
2. 2. The engineer used rock fiber to reinforce the structure.
   工程师使用岩石纤维来加固结构。
3. 3. Rock fiber is often used in the production of high-performance sportswear.
   岩石纤维常用于高性能运动服的生产。