elastic packing meaning in English

弹性垫料
弹性密封
弹性填料

Experimental study of treating wastewater in river with elastic packing
弹性填料处理河道污水实验研究
The low cost track , which consists of the traditional wide - sleeper tack , ballast bed with rubber bits and the elastic packing material between sleepers , is a new type with three - dimensional elasitic support
摘要介绍以传统的宽枕轨道框架、碎橡胶道床、枕端无遮挡弹性定位和枕间弹性材料密封装配成的，具有三维弹性支撑的碎橡胶道床轨道。