
DESTRUCTIVE TESTS ON WELDS IN METALLIC MATERIALS - TRANSVERSE TENSILE TEST (ISO 4136:2012)
出版:Comite Europeen de Normalisation

专家解读视频
DESTRUCTIVE TESTS ON WELDS IN METALLIC MATERIALS - TRANSVERSE TENSILE TEST (ISO 4136:2012)
出版:Comite Europeen de Normalisation
专家解读视频