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person:(Kai, jiang)
Unmanned aerial vehicle-inspection vehicle coordinated road disease detection system and method
Sealing equipment compartment for vacuum pipeline train and vacuum pipeline train
End door for vacuum pipeline train and vacuum pipeline train
Intelligent multifunctional navigation mark and comprehensive display platform
Tool trolley for transferring and overturning mutual inductor
Emergency lane keeping system and control method thereof
Vacuum pipeline train with pressure relief fire extinguishing systems
Engine flameout processing method and device, computer equipment and storage medium
Vacuum pipeline train body structure with double-layer pressure-resistant passenger compartment
Vacuum pipeline train body structure with double-layer pressure-resistant passenger compartment
Test line train speed monitoring and early warning device and method