
Elastomer waterstops for sealing joints in concrete - Part 4: Replaceable clamp waterstops
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Elastomer waterstops for sealing joints in concrete - Part 4: Replaceable clamp waterstops
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻