prepacked gravel liner

同义词释义

1)prepacked gravel liner,预制砾石衬管2)prepacked liner,预制砾石衬管3)prefabrication,预制4)prefabricate,预制5)Prefabricated,预制6)Precast,预制7)precasting,预制8)shop fabrication,预制9)preform,预制10)to prefabricate,预制