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