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person:("zhang, haiyang")
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person:("zhang, haiping")
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person:("zhang, haiming")
Material conveying equipment for flexible screen manufacturing
Agricultural unmanned aerial vehicle sprayer capable of controlling the spraying area
Protection device for preventing vehicle from being soaked in water
Voice interaction system and method based on vehicle-mounted camera
Automatic charging system and method for low-voltage battery of electric vehicle
Electric vehicle low-voltage battery electricity shortage prevention automatic control method
Battery equalization method and battery equalization device
Airplane horizontal tail elevator maneuverability test device and method thereof
Aircraft wing loading section weight deduction protection device and method thereof
Light-weight lashing bridge structure of ultra-large container ship
Lifeboat raft boarding training gathering station for high freeboard ship
Large container ship lashing bridge with only-shaped grillage structure
Gas pipe and channel comprehensive arrangement structure for dual-fuel container ship
Anti-shaking protection device for lifting rope of crane