In order to quickly evaluate the pavement condition of G15 Shenhai Expressway in Yantai section for its maintenance and repairing,Portable Falling Weight Deflectometer(PFWD)was utilized to determine t
Much research is conducted on the vehicle technologies required for operation of Autonomous Vehicles(AV)on public roads,as well as the interaction between these vehicles and the road environment.
For fall-dangerous rocks outdoor existing form,under the condition of taking gravity into consideration only,two calculation models about fall-dangerous rocks fracture analysis are established.