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Rapid verification method for wave-absorbing structure of horizontal tail of unmanned aerial vehicle
Crane sling registration system based on image perception guiding technology
Portable equipment for collecting atmospheric particulates
Mobile charging device and method for electric vehicle
Joint and beam wall integrated control surface structure and forming method
Height-adjustable honeycomb reinforcing bush with matched internal thread and external thread
Urban environment big data management system and method
Image-control-free three-dimensional automatic modeling method based on private cloud
Electric power steering system with multiple driving mode selections for commercial vehicle
High-speed maglev train positioning method and system