
Copper And Copper Alloys - Round, Cold-drawn Seamless Condenser And Heat Exchanger Tubes - Dimensions, Tolerances And Technical Conditions Of Delivery
出版:Asociacion Espanola de Normalizacion

专家解读视频
Copper And Copper Alloys - Round, Cold-drawn Seamless Condenser And Heat Exchanger Tubes - Dimensions, Tolerances And Technical Conditions Of Delivery
出版:Asociacion Espanola de Normalizacion
专家解读视频