Distributed multiple-anodes benthic microbial fuel cell as reliable power source for subsea sensors
Protection device for accidental movement of elevator car
Circulating temperature control charging pile equipment
Integrated transporting and launching device for unmanned aerial vehicle
Vehicle searching method, device and equipment for parking lot, storage medium and program
Road Sign Recognition System Based on Wavelet Transform and OPSA Point Set Distance
Device for measuring distance between two landing door sills of elevator
Vehicle audio control method, electronic equipment and storage medium