
En 1015 Methods Of Test For Mortar For Masonry - Part 19: Determination For Water Vapour Permeability Of Hardened Rendering And Plastering Mortars
出版:British Standards Institution

專家解讀視頻
En 1015 Methods Of Test For Mortar For Masonry - Part 19: Determination For Water Vapour Permeability Of Hardened Rendering And Plastering Mortars
出版:British Standards Institution
專家解讀視頻