
BS ISO 10639 - PLASTICS PIPING SYSTEMS FOR PRESSURE AND NON-PRESSURE WATER SUPPLY - GLASS-REINFORCED THERMOSETTING PLASTICS (GRP) SYSTEMS BASED ON UNSATURATED POLYESTER (UP) RESIN
出版:British Standards Institution

專家解讀視頻
BS ISO 10639 - PLASTICS PIPING SYSTEMS FOR PRESSURE AND NON-PRESSURE WATER SUPPLY - GLASS-REINFORCED THERMOSETTING PLASTICS (GRP) SYSTEMS BASED ON UNSATURATED POLYESTER (UP) RESIN
出版:British Standards Institution
專家解讀視頻