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Automatic water plant cleaning device for river crab culture
Axial deviation correcting device for steel belt shaft
Brake pipe pad assembly with buffer and control functions
Charging management system and charging management method based on artificial intelligence
Compounded automobile cab sleeping berth plate and preparation method thereof
Environment-friendly dust falling structure for civil construction site
Floating production oil storage and offloading ship with temporary oil storage mechanism
Fuel cell systems for transportation: Status and trends
Labor-saving inclined lifting mechanism and inclined lifting projection scene board device
Large-diameter concrete pipeline winch internal pulling installation device and construction method