Charging pile, charging management method, charging management system and storage medium
Flexibly-deformable trailing edge variable camber wing rib
Flexibly-deformable trailing edge variable camber wing
Intelligent bidirectional control windscreen wiper device for ship
Combined quick-release lifesaving equipment with driving unit
Lifesaving device with built-in centrifugal blade driving mechanism
Inflatable life jacket with thermal insulation protective cover
Fire-fighting equipment with overhead inflatable lifesaving mechanism
Structure-adjustable water-immersed inflation equipment for inflatable lifesaving equipment
Intelligent marine windscreen wiper system with self-adaptive speed
Inflatable lifesaving equipment with hidden driving mechanism
ANTI-COLLISION EARLY WARNING MONITORING METHOD FOR BUILDING CONSTRUCTION GROUP TOWER CRANES
Inflatable boat with split type quick-release air supply equipment