Design and verification of a laser based device for pavement macrotexture measurement
Design and verification of a laser based device for pavement macrotexture measurement
Monitoring system and monitoring method for elevator braking slippage and traction wheel slippage
Unintended car movement protection device, brake unit and control method of brake unit
Elevator car accidental movement protection device and control method
Method for improving accuracy of geomagnetic parking stall detector
City expressway main and auxiliary road floating vehicle map matching method
Steel rope tension wheel type sliding testing device of mine hoisting machine
Road segment traffic state distinguishing method based on multi-source data