Unmanned aerial vehicle flight verification method and device
Wale type ocean detection equipment and detection method thereof
Water ecology monitoring method and monitoring device
Water quality monitoring system and water quality monitoring method thereof
Power mechanism of rope traction bionic fish and bionic fish
Parallel double-waverider two-stage injection aircraft horizontal stage separation design method
Novel AUV (Autonomous Underwater Vehicle) laying and recycling device
Fixed-wing aircraft take-off and landing safety assessment test equipment and test method