| 摘要 |
Surface cleaning system (80, 200) comprising a photocatalytic layer (120) provided on an exposed surface (90) of the system, and at least one source (130) of electromagnetic radiation that emits radiation that activates the photocatalytic layer (120) wherein the photocatalytic layer (120) is provided on a radiation guide (70), and that the source (130) of electromagnetic radiation is arranged so that emitted radiation is transferred into the radiation guide (70) guiding the radiation to the photocatalytic layer (120). |
