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person:("jiang XIN")
Automobile safety seat capable of quickly protecting head in emergency
Buoyancy adjusting device, underwater vehicle and oil injection method of buoyancy adjusting device
Design method for optimizing layout of urban parking facilities
Electric loading and unloading metering operation plate trailer
Fatigue monitoring method, device and system and automobile-mounted multimedia system
Fixing lock for mooring rope and floating body of wave glider
Frequent activity mode mining method, device and equipment of ship and storage medium
Improved sealing process for manufacturing wire drawing fishing boat with fishing hook
Parking space management method, server, user terminal and storage medium
Rail transit evacuation platform mounting, positioning and measuring trolley and using method
Rescue method of water surface garbage treatment unmanned ship
Starting method and device of electronic parking system, vehicle and storage medium
Steel rail crawling displacement detection system and detection method
Traction device of suspension frame and suspension frame