
Specification For Ancillary Components For Masonry - Part 1: Wall Ties, Tension Straps, Hangers And Brackets
出版:Osterreichisches Normungsinstitut

专家解读视频
Specification For Ancillary Components For Masonry - Part 1: Wall Ties, Tension Straps, Hangers And Brackets
出版:Osterreichisches Normungsinstitut
专家解读视频