摘要:
57 A system of coupling means for the junction of prefabricated building elements with rebates, said means consisting of two joint linear steel flattens perpendicular to each other, with a short bar connected with one flatten, securing adjacent elements.
摘要:
57 A system of coupling means for the junction of prefabricated building elements with rebates, said means consisting of two joint linear steel flattens perpendicular to each other, with a short bar connected with one flatten, securing adjacent elements.