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You can help expand this article with text translated from the corresponding article in Dutch. (July 2019) Click [show] for important translation instructions. Content in this edit is translated from the existing Dutch Wikipedia article at [[:nl:Kosteneenheid]]; see its history for attribution. {{Translated|nl|Kosteneenheid}} to the talk page. |
The Kosten unit (Ke) is a commonly used aggregate measure for aircraft noise in the Netherlands, developed by the Kosten Committee[1] 1963. A yearly average which represents outdoor noise levels.
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