Researchers from NIT Silchar and Nirma University have developed Spherical Cap Studs (SCS) as a comfortable alternative to traditional speed bumps. Funded by DST, SCS gradually slows vehicles, ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果一些您可能无法访问的结果已被隐去。
显示无法访问的结果