
Plastics Piping Systems - Mechanical Joints Between Fittings And Polyolefin Pressure Pipes - Test Method For Leaktightness Under Internal Pressure Of Assemblies Subjected To Bending
出版:British Standards Institution

專家解讀視頻
Plastics Piping Systems - Mechanical Joints Between Fittings And Polyolefin Pressure Pipes - Test Method For Leaktightness Under Internal Pressure Of Assemblies Subjected To Bending
出版:British Standards Institution
專家解讀視頻