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person:("DU jing")
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person:("DU ming")
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person:("DU ying")
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person:("DU ding")
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person:("DU ping")
Multi-area truck and cargo real-time query method and device with RFID reader
Intelligent water affair visual information acquisition equipment
Land-air dual-purpose plant protection unmanned aerial vehicle and control method thereof
Self-adaptive power adjusting method and device of fuel cell system, vehicle and medium
Lifting stabilizing device and method for surveying and mapping unmanned aerial vehicle
Electromechanical-hydraulic hybrid power device and power matching method thereof
Vehicle-mounted recording studio system and control method thereof
Ship planking rust removal and paint spraying operation system based on floating dock
Method and device for evaluating turning passing rate of vehicle, electronic equipment and medium