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Novel overhead line system ladder truck rail grabbing equipment based on elastic bearing structure
Deep sea fishery breeding work ship and breeding method thereof
Air energy heat insulation external combustion power system and travelling crane driving method
Constant-tension pay-off device for overhead line system
Liftable wireless charging receiving module for electric automobile
Wireless energy transmitting device and buried wireless charging system of electric vehicle
Jacking device for power transmitting module of wireless charging system
Electric vehicle charging stereo garage mechanical device
Vehicle collision risk determination method and device, equipment and storage medium