六合区
南京一汽车撞电动车后逃逸 肇事司机在其他地方死亡 共致两死一伤?
9月20日晚,江苏南京六合区一汽车撞上电动自行车后逃逸 ,并在逃逸后死亡。21日,六合区官方人士称,“包括肇事司机,共致两死一伤”。事故具体原因仍在调查中。[详细]
2024-09-22 07:34 分类:问答How to represent a list of points in R
I am working with a large list of points (each point has three dimensions x,y,z). I am pretty new with R, so I would like to know what is the best way to represent that kind of information.As far as[详细]
2022-12-28 19:44 分类:问答