1800MPa-grade hot forming steel as well as hot stamping forming method and application thereof
Accident report and storage method based on perception sensor in cloud environment
Adhesive sizing material as well as preparation method and application thereof
Analyzing system for interconnection and intercommunication of CBTC and CTCS
Anchor coefficient transmission integrated sonar monitoring buoy system
Angular momentum management method based on vector electric thruster
Anthropomorphic controller design method based on model predictive control
Anti-backflow drainage structure for turnover cabin of airplane
Anti-overturning early warning method and device for concrete pump truck
Anti-radiation mobile nursing trolley for nuclear medicine department