
THERMOPLASTICS PIPING SYSTEMS FOR UNDERGROUND NON-PRESSURE APPLICATIONS - TEST METHOD FOR LEAKTIGHTNESS OF ELASTOMERIC SEALING RING TYPE JOINTS (ISO 13259:2010)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
THERMOPLASTICS PIPING SYSTEMS FOR UNDERGROUND NON-PRESSURE APPLICATIONS - TEST METHOD FOR LEAKTIGHTNESS OF ELASTOMERIC SEALING RING TYPE JOINTS (ISO 13259:2010)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频