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Multi-rotor unmanned aerial vehicle and using method thereof
High-frequency inverter power supply energy supplementing method and device
Snow Depth Detection Based on L2 SNR of GLONASS Satellites and Multipath Reflectometry
Agricultural pinpoint control device for fertilizer application for agricultural Intelligence
Deck cabin cover structure for preventing out-of-control launching and deck cabin
Supporting and protecting system of magnetic suspension line
Detachable and adjustable universal hoisting device for construction hoist
Analysis of Precipitable Water Vapor Change Based on GNSS Observations During Typhoon Mangkhut Event