
FLAT PRODUCTS MADE OF STEELS FOR PRESSURE PURPOSES - PART 5: WELDABLE FINE GRAIN STEELS, THERMOMECHANICALLY ROLLED
出版:Comite Europeen de Normalisation

专家解读视频
FLAT PRODUCTS MADE OF STEELS FOR PRESSURE PURPOSES - PART 5: WELDABLE FINE GRAIN STEELS, THERMOMECHANICALLY ROLLED
出版:Comite Europeen de Normalisation
专家解读视频