It is said that synthetic fiber (合成纤维) is not as good as natural fiber.
Natural fiber is said to be __________ synthetic fiber. (superior)
Natural fiber is said to be __________ synthetic fiber. (superior)
举一反三
- It is said that synthetic fiber (合成纤维) i...ic fiber. (superior)
- Which of the following does not belong to natural fabric.( ) A: Synthetic fiber B: Pure cotton C: Pure hemp D: Cashmere
- Fruits are a good source of which nutrients? A: Vitamins, carbohydrates, and minerals B: Fats, carbohydrates and fiber C: Minerals, vitamins, and fiber D: Protein, fiber, and vitamins
- The phenomenon of shrinkage and swelling of wood occurs in A: below fiber saturation point. B: above fiber saturation point. C: above or below the fiber saturation point. D: no correlation with fiber saturation point.
- Which one has the function of defense and protection A: Matrix B: Collagen fibril C: Collagen fiber D: Elastic fiber E: Reticular fiber