rubbertub橡皮管rubbern.橡胶；橡皮；橡胶制品adj.橡胶的rubber convered wire胶皮被覆线rubber sealing strip橡胶密封条rubber band ligation套扎Rubber accelerator M硫化促进剂Mrubber lagged roller衬胶滚子rubber-resin blend橡胶树脂并用胶rubber flexible cord胶皮软线rubber shaft bearing橡胶轴承rubber pneumatic bag橡胶气囊rubber-tyred train橡胶轮胎列车