Extended data generally refers to all machines that can convert mechanical energy into electrical energy and electrical energy into mechanical energy. Especially generators, motors and motors.
The driving motor is divided into electric tools (including drilling, grinding, polishing, slotting, cutting, reaming and other tools) and household appliances (including washing machines, electric fans, refrigerators, air conditioners, tape recorders, video recorders, DVD players, vacuum cleaners, cameras, hair dryers, electric shavers and so on). ) and other general small mechanical equipment (including all kinds of small machine tools, small machinery, medical instruments and electronic instruments).
Reference Pavilion Automobile _ Baidu Encyclopedia