Intelligent feed feeding device for fish culture and feeding method
Vehicle head-up display instrument, data sharing method and vehicle
A novel method for AFRPs burrs removal: Principle of mechanochemo-induced fiber fracture
Construction elevator inter-floor protection channel device
Automatic displacement detection equipment for tower crane
429 bus general aircraft avionics cross-linking fault test method
Outdoor combined charging system for electric automobile
Large-load loading goods elevator and using method thereof