
THERMOPLASTICS PIPES AND FITTINGS - VICAT SOFTENING TEMPERATURE - PART 1: GENERAL TEST METHOD (ISO 2507-1:1995)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
THERMOPLASTICS PIPES AND FITTINGS - VICAT SOFTENING TEMPERATURE - PART 1: GENERAL TEST METHOD (ISO 2507-1:1995)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频