Multi-target automobile charging method and device based on particle swarm optimization, and medium
Railway passenger car power supply line protection device
Elevator evacuation dynamic warning supporting system applied to high-rise building fire
Unified time service system for railway locomotive equipment
Adjustable tray for transporting intermediate products in ship block construction
Elevator dispatching method adopted under fire disaster situation
Marine loudspeaker floor stand and floating production oil storage and discharge ship
Component gantry crane and fine adjustment balance control method thereof
Wind and wave resistant marine fouling organism research equipment
Deepwater floater based on S-Lay installation technology
Study of a New Type of Dangerous Goods Transport Vehicle Rear Protective Device