Deutsch-Test Für Zuwanderer A2-B1

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English Language Exam Level A2/b1
english language exam level a2/b1
Language: english
PDF pages: 10, PDF size: 0.04 MB
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Deutsches Zentrum Für Luft- Und Raumfahrt E.v. Forschungsbericht
deutsches zentrum für luft- und raumfahrt e.v. forschungsbericht
Although annoyance is affirmed as one of the main noise effects in many cases and has been studied all the time, up to now, only little consent exists concerning the exact meaning of the term “noise annoyance”. The definitions, as well as the inquiry methods, vary considerably within the respective studies. Koelega [1987] introduces, for example, some definitions that can be found in the international context of noise effects research. His summary shows that annoyance contains both the conscious .

Language: english
PDF pages: 178, PDF size: 1.32 MB
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Deutsches Institut Für Bautechnik
deutsches institut für bautechnik
. or 600C /120 minutes operation. All our fan series are tested to EN 12101 - Part 3 specifications by the Technical University.

Language: english
PDF pages: 160, PDF size: 2.53 MB
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Deutsches Zentrum Für Luft- Und Raumfahrt E.v. Forschungsbericht
deutsches zentrum für luft- und raumfahrt e.v. forschungsbericht
112 subjects served as experimental groups, and they were exposed to aircraft noise of various intensities (maximum sound pressure levels between 45 and 80 dB(A)) and frequencies (between 4 and 128 noise events per night) during nine consecutive nights between 11 pm until 7 am. A validation of the laboratory results took place by means of a field study which was conducted with 64 residents living close to KonradAdenauer-Airport Cologne/Bonn. For the laboratory study, there is no significant influence of .

Language: english
PDF pages: 131, PDF size: 1.21 MB
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Deutsche Gesellschaft Für
deutsche gesellschaft für
. organisation (lowest level: Eselon V, highest level: Eselon I) GTZ Deutsche Gesellschaft fuer Technische Zusammenarbeit (German Agency for Technical Cooperation) HRD.

Language: english
PDF pages: 130, PDF size: 0.88 MB
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