Lighting methods can be divided into: general lighting, zoned general lighting, local lighting and mixed lighting. Its applicable principles shall comply with the following provisions:
1. When it is not suitable to install local lighting or it is unreasonable to use mixed lighting, general lighting should be used;
2. When a certain work area needs to be higher than the general lighting illumination, the general lighting of the partition can be used;
3. For places with high requirements on illuminance, low density of working positions, and unreasonable installation of general lighting alone, mixed lighting should be used;