
Plastics - Specifications And Test Methods For Roofing-sheet Of Plasticized Pvc, No Bituminous Resistance, With Reinforcement Of Synthetics Filaments
出版:Asociacion Espanola de Normalizacion

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Plastics - Specifications And Test Methods For Roofing-sheet Of Plasticized Pvc, No Bituminous Resistance, With Reinforcement Of Synthetics Filaments
出版:Asociacion Espanola de Normalizacion
专家解读视频