Flexibly-deformable trailing edge variable camber wing
Charging pile, charging management method, charging management system and storage medium
Flexibly-deformable trailing edge variable camber wing rib
Inflatable boat with split type quick-release air supply equipment
Split type inflatable life-saving equipment easy to store
Inflatable life jacket with thermal insulation protective cover
Multi-directional expansion type portable inflatable life-saving equipment
Modularized inflatable life jacket easy to assemble and disassemble
Fire-fighting equipment with overhead inflatable lifesaving mechanism
ANTI-COLLISION EARLY WARNING MONITORING METHOD FOR BUILDING CONSTRUCTION GROUP TOWER CRANES
Easy-to-adjust life jacket with bottom leg fixing device
Life jacket with automatic inflating and tightening buoyancy device
Marine windscreen wiper system with anti-frosting and anti-icing functions
Combined quick-release lifesaving equipment with driving unit