近日，瑞纳智能（301129） announced the acquisition of a new utility model patent, titled "Magnetic Suspension Centrifugal Compressor Unit and Shutdown Control System". This innovation highlights the company's ...

You may have noticed the large painted numbers (or alphanumeric in some cases) on either end of the runways. Have you ever ...

The difference here is that rather than low-friction sapphire bearings, this motor uses zero-friction magnetic levitation using pyrolyzed graphite discs. The diamagnetic material hovers above a ...