guest Moderator 管理成员 注册 2002-10-07 消息 402,497 荣誉分数 76 声望点数 0 2019-03-29 #1 Transport Canada says it will evaluate so-called 'hyperloop' technology — a prototype transportation system meant to move people and freight at very high speeds through a pneumatic tube. 查看原文...
Transport Canada says it will evaluate so-called 'hyperloop' technology — a prototype transportation system meant to move people and freight at very high speeds through a pneumatic tube. 查看原文...
