PN EN 12608-1:2016現行
Unplasticized Poly(Vinyl Chloride) (Pvc-U) Profiles For The Fabrication Of Windows And Doors - Classification, Requirements And Test Methods - Part 1: Non-Coated Pvc-U Profiles With Light Coloured Surfaces
出版：Polish Committee for Standardization
專家解讀視頻
