guest Moderator 管理成员 注册 2002-10-07 消息 402,254 荣誉分数 76 声望点数 0 2019-05-17 #1 A Stittsville company has invented a small sensor about the size of a traffic cone that can detect pedestrians, cyclists, and autonomous vehicles and warn them of danger. 查看原文...
A Stittsville company has invented a small sensor about the size of a traffic cone that can detect pedestrians, cyclists, and autonomous vehicles and warn them of danger. 查看原文...
