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Voxel structure-based ship collision accident grade determination and traffic flow prediction method
Vehicle speed control method and device based on speed compensation PID
Waterway bridge anti-collision laser early warning system and method
Automobile body ground mounting part, ground fixing assembly and automobile
Electric automobile, starting method and device based on fingerprint recognition and storage medium
Core hoisting device of universal type electric load switch
Power distribution and power wake-up circuit, method and system
Preparation method of pantograph carbon slider composite material
Preparation method of metal-immersed current collector material for subway
Preparation method of multi-carbide pantograph carbon sliding strip material