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person:("LIU shaohua")
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person:("LIU chaohui")
Tailless flying wing layout plane with split type wing tip
Data processing device based on electronic commerce and using method thereof
Lifting trolley for high-voltage circuit breaker testing
Vehicle torque processing method, device and equipment
Manual moving telescopic electric automobile fireproof cover
Safe elevator door lock safety circuit and implementation method thereof
Method and device for determining dual-motor distribution current
Vehicle mileage test method and device and computer readable storage medium
Energy recovery intensity self-learning method and device
Automatic detection system and method for vertical shaft hoisting cage guide rope
Spatial information detection device and control method
Broken wire detecting and repairing device and method for vertical shaft hoisting cage guide rope
Rotary ground penetrating radar trailer for underground cable detection