Automatic protecting device at bottom of elevator lift car and elevator
Angular displacement resetting device and method of geological surveying instrument
Automatic classification loading and unloading transport vehicle for containers for wharfs
Goods anti-falling protection device for logistics transportation
Lane-change trajectory planning method for driverless vehicles based on trajectory prediction
Control method and device for automatically adjusting driving seat and system
Steel structure roof truss hoisting device and using method
Non-inductive payment refueling method capable of preventing fake license plates of vehicles
Underground comprehensive pipe gallery moving platform and using method
Life-Cycle analysis of economic and environmental effects for electric bus transit systems