file:9.添加室内构建.avi file:8.钢百叶.avi file:7.添加槽钢装饰线条和木饰面.avi file:5.地下一层雨棚.avi file:3.室外单跑楼梯与编辑楼梯扶手.avi file:1.室内U型楼梯.avi