Noise reduction tire, manufacturing process thereof and wheel
Using method of steel-aluminum unit sliding rail type glass curtain wall system
Steel-aluminum unit sliding rail type glass curtain wall system
Battery cooling control method for vehicle and vehicle
Unmanned combat transportation platform applicable to multiple scenes and use method thereof
A novel variable geometry turbine achieved by elastically restrained nozzle guide vanes
Unmanned aerial vehicle for geological disaster monitoring
Improved air-land dual-purpose four-rotor unmanned aerial vehicle