| 摘要 |
The luminaire has a case (11) fixed at a distance of a ceiling (10) of a room, and a heater (3) placed in the case. An acoustic corrector (4) comprises an acoustic warp (41) and non-woven fibers (42), where the non-woven fibers are placed on a side of the case to the ceiling. The heater is placed on another side of the case to the room, and the acoustic warp is placed between the case and the heater. |
