| 摘要 |
<p>The invention relates to a nozzle device (10) comprising a first channel (12), a first opening (16) which is allocated to the first channel (12), a spray opening (20) which is allocated to the first channel (12) and a second channel (14) having a third opening (22) and a fourth opening (24). The invention also relates to a system comprising several spray devices (10) and to a method for operating a nozzle device.</p> |
