表2-3-2平開門窗、卷簾門用鋁型材(續(xù)表)型號(hào)截面面積/cm2重量/(kg/m)型號(hào)截面面積/cm2重量/(kg/m)J×C-10J×C-11J×C-12J×C-13J×C-140.722.6952.13.051.330.1940.7270.5670.8240.359J×C-19J×C-20J×C-21J×C-22J×C-103A1.961.5262.260.472.340.530.410.6080.1260.655注:A表示僅用于 (共 223 字) [閱讀本文] >>