High-voltage line patrol robot based on dual-rotor unmanned aerial vehicle
Global vehicle owner ecological enabling network service system
Goods transport ship provided with LNG (Liquefied Natural Gas) fuel cabin
Novel two-way opening and closing gangplank door equipment for roll-on-roll-off ship
Auxiliary device and method for building scaffold construction
Vertical rope ladder storage device for paper pulp transport ship
Deep-sea mining ship system and operation method thereof
Floating dock electro-magnetic suspension lifting system based on load self-balancing
Watertight springboard door equipment for lightering operation between roll-on-roll-off ships
Wave blocking slope plate device for amphibious operation of roll-on-roll-off ship
Construction ventilation system in thin film type LNG cabin
Dynamic self-adjusting floating dock supporting system
Flexible battery changing station capable of self-adapting to battery size