弹性增进剂

例句：

1. 1. The new tire has a special compound that improves its elasticity.
   这款新轮胎使用了一种特殊的化合物，提高了它的弹性。
2. 2. In the manufacturing process, this material is used to enhance the resilience of theproduct.
   在制造过程中，这种材料被用来提高产品的性能。
3. 3. The engineer used a special additive to improve the elasticity of the rubber.
   工程师使用了一种特殊的添加剂来提高橡胶的弹性。