随着月球变得越来越冷，越来越没有弹性，来自大型冲击体的回弹变得不完整。
As the Moon grew cooler and less elastic, rebound from large impactors would have been only partial and incomplete.
采用高聚合度PVC与增塑剂等共混、复配制备了PV C热塑性弹性体(TPVC)，对TPVC的冲击回弹和压缩性能进行了研究。
PVC thermoplastic elastomer (TPVC) was prepared by plasticization, blending and compounding of high polymerization degree PVC, and its impact resilience and compression properties were investigated.
应用推荐