guest Moderator 管理成员 注册 2002-10-07 消息 402,308 荣誉分数 76 声望点数 0 2011-12-30 #1 Two Ottawa engineers say old Ottawa schools are built to a 1963 building code, which does not require an upgrade that would help resist significant damage caused by an earthquake. 查看新闻全文...
Two Ottawa engineers say old Ottawa schools are built to a 1963 building code, which does not require an upgrade that would help resist significant damage caused by an earthquake. 查看新闻全文...
