Municipal water supply pipeline construction structure
Speed measuring device based on twin elevator, twin elevator and monitoring method for twin elevator
Transfer mechanism and road guardrail mounting equipment
Mine slope ramp vehicle management and control device and method
Portable charging equipment for new energy electric vehicle
Forwards-driving foldable bicycle and luggage integrated device
Parametric studies on nickel ore slurry sloshing in a cargo hold by numerical simulations
METHOD AND APPARATUS FOR DETERMINING OPERATING STATE OF TRAFFIC LIGHTS, AND ELECTRONIC DEVICE