Method and device for capturing and purifying blue-green algae on lake water bank
Unmanned ship for cleaning and sampling marine floating garbage and cleaning and sampling method
Protective device for optical window roller shutter door of aviation aircraft
Platform door module, platform door and installation method
Platform door control method and device, electronic equipment and storage medium
Drifting type seawater transparency automatic measuring device and transparency measuring method
Intelligent robot for fully automatically cleaning building glass curtain wall