见美国不少房子,楼梯台阶下就没有垂直板子,比如举例。。
• building code is very local.. -borisg- ♂ (62 bytes) () 12/01/2023 postreply 18:31:32
• 嗯,确实各地区规定有差。 -pickshell- ♀ (0 bytes) () 12/01/2023 postreply 18:45:53