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Aircraft wing device, unmanned aerial vehicle and patrolling bomb
Brake drum heat power generation self-circulation cooling system and cooling method thereof
Coalmine winch pneumatic type nozzle positioning injection type oil injection device
Continuous winding forming and connecting device for space linear truss structure
Heating adjoining pipe system for ship fuel oil lightering pipeline
Hybrid cross-country vehicle engine start-stop control method and device
Intelligent power system of inertial measurement pipeline robot
Mechanical equipment maintenance device based on AR technology
Online monitoring and management equipment for energy storage battery
Pesticide adding device for unmanned aerial vehicle pesticide box
Pipeline structure facilitating disassembly of ship ballast tank valve
Portable small crane for maintenance of oil tanker valve
Pressure reducing system for fuel gas and natural gas dewaxing vehicle